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10263680 = 27572979
BaseRepresentation
bin100111001001…
…110010000000
3201022110010022
4213021302000
510111414210
61003553012
7153145160
oct47116200
921273108
1010263680
115880289
12352b768
1321848ab
1415125a0
15d7b155
hex9c9c80

10263680 has 128 divisors (see below), whose sum is σ = 29376000. Its totient is φ = 3354624.

The previous prime is 10263679. The next prime is 10263683. The reversal of 10263680 is 8636201.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10263683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129881 + ... + 129959.

It is an arithmetic number, because the mean of its divisors is an integer number (229500).

Almost surely, 210263680 is an apocalyptic number.

10263680 is a gapful number since it is divisible by the number (10) 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 10263680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14688000).

10263680 is an abundant number, since it is smaller than the sum of its proper divisors (19112320).

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

10263680 is an equidigital number, since it uses as much as digits as its factorization.

10263680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134 (or 122 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 10263680 is about 3203.6978634072. The cubic root of 10263680 is about 217.3206695504.

Adding to 10263680 its reverse (8636201), we get a palindrome (18899881).

The spelling of 10263680 in words is "ten million, two hundred sixty-three thousand, six hundred eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 29 32 35 40 56 58 64 70 79 80 112 116 128 140 145 158 160 203 224 232 280 290 316 320 395 406 448 464 553 560 580 632 640 790 812 896 928 1015 1106 1120 1160 1264 1580 1624 1856 2030 2212 2240 2291 2320 2528 2765 3160 3248 3712 4060 4424 4480 4582 4640 5056 5530 6320 6496 8120 8848 9164 9280 10112 11060 11455 12640 12992 16037 16240 17696 18328 18560 22120 22910 25280 25984 32074 32480 35392 36656 44240 45820 50560 64148 64960 70784 73312 80185 88480 91640 128296 129920 146624 160370 176960 183280 256592 293248 320740 353920 366560 513184 641480 733120 1026368 1282960 1466240 2052736 2565920 5131840 10263680