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10487338848 = 253277371261
BaseRepresentation
bin10011100010001100…
…00001011101100000
31000001212210000100100
421301012001131200
5132434224320343
64452352022400
7520612623630
oct116106013540
930055700310
1010487338848
1144a1913998
122048231a00
13cb195b65c
14716b806c0
15415a749d3
hex271181760

10487338848 has 144 divisors (see below), whose sum is σ = 34551238176. Its totient is φ = 2955294720.

The previous prime is 10487338847. The next prime is 10487338861. The reversal of 10487338848 is 84883378401.

It is a happy number.

10487338848 is a `hidden beast` number, since 10 + 487 + 33 + 88 + 48 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×104873388482 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10487338794 and 10487338803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10487338847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 111538 + ... + 182798.

It is an arithmetic number, because the mean of its divisors is an integer number (239939154).

Almost surely, 210487338848 is an apocalyptic number.

10487338848 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10487338848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17275619088).

10487338848 is an abundant number, since it is smaller than the sum of its proper divisors (24063899328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10487338848 is a wasteful number, since it uses less digits than its factorization.

10487338848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71357 (or 71346 counting only the distinct ones).

The product of its (nonzero) digits is 4128768, while the sum is 54.

The spelling of 10487338848 in words is "ten billion, four hundred eighty-seven million, three hundred thirty-eight thousand, eight hundred forty-eight".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 56 63 72 73 84 96 112 126 144 146 168 219 224 252 288 292 336 438 504 511 584 657 672 876 1008 1022 1168 1314 1533 1752 2016 2044 2336 2628 3066 3504 4088 4599 5256 6132 7008 8176 9198 10512 12264 16352 18396 21024 24528 36792 49056 71261 73584 142522 147168 213783 285044 427566 498827 570088 641349 855132 997654 1140176 1282698 1496481 1710264 1995308 2280352 2565396 2992962 3420528 3990616 4489443 5130792 5202053 5985924 6841056 7981232 8978886 10261584 10404106 11971848 15606159 15962464 17957772 20523168 20808212 23943696 31212318 35915544 36414371 41616424 46818477 47887392 62424636 71831088 72828742 83232848 93636954 109243113 124849272 143662176 145657484 166465696 187273908 218486226 249698544 291314968 327729339 374547816 436972452 499397088 582629936 655458678 749095632 873944904 1165259872 1310917356 1498191264 1747889808 2621834712 3495779616 5243669424 10487338848