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10302131100 = 22352294012953
BaseRepresentation
bin10011001100000111…
…00000101110011100
3222120222021111002010
421212003200232130
5132044321143400
64422134231220
7513203445432
oct114603405634
928528244063
1010302131100
114407314638
121bb61b5510
13c82483281
146da32cd52
1540468d450
hex2660e0b9c

10302131100 has 144 divisors (see below), whose sum is σ = 30922708320. Its totient is φ = 2644992000.

The previous prime is 10302131057. The next prime is 10302131123. The reversal of 10302131100 is 113120301.

It is a super-2 number, since 2×103021311002 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3487224 + ... + 3490176.

It is an arithmetic number, because the mean of its divisors is an integer number (214741030).

Almost surely, 210302131100 is an apocalyptic number.

10302131100 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 10302131100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15461354160).

10302131100 is an abundant number, since it is smaller than the sum of its proper divisors (20620577220).

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

10302131100 is a wasteful number, since it uses less digits than its factorization.

10302131100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3400 (or 3393 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 10302131100 its reverse (113120301), we get a palindrome (10415251401).

The spelling of 10302131100 in words is "ten billion, three hundred two million, one hundred thirty-one thousand, one hundred".

Divisors: 1 2 3 4 5 6 10 12 15 20 25 29 30 50 58 60 75 87 100 116 145 150 174 290 300 348 401 435 580 725 802 870 1203 1450 1604 1740 2005 2175 2406 2900 2953 4010 4350 4812 5906 6015 8020 8700 8859 10025 11629 11812 12030 14765 17718 20050 23258 24060 29530 30075 34887 35436 40100 44295 46516 58145 59060 60150 69774 73825 85637 88590 116290 120300 139548 147650 171274 174435 177180 221475 232580 256911 290725 295300 342548 348870 428185 442950 513822 581450 697740 856370 872175 885900 1027644 1162900 1184153 1284555 1712740 1744350 2140925 2368306 2569110 3488700 3552459 4281850 4736612 5138220 5920765 6422775 7104918 8563700 11841530 12845550 14209836 17762295 23683060 25691100 29603825 34340437 35524590 59207650 68680874 71049180 88811475 103021311 118415300 137361748 171702185 177622950 206042622 343404370 355245900 412085244 515106555 686808740 858510925 1030213110 1717021850 2060426220 2575532775 3434043700 5151065550 10302131100