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10129254680 = 235376844091
BaseRepresentation
bin10010110111100000…
…00010100100011000
3222010220222110012202
421123300002210120
5131221042122210
64353041025332
7506004146516
oct113360024430
928126873182
1010129254680
114328777a66
121b68325248
13c5570492c
146c13ab4b6
153e43e09a5
hex25bc02918

10129254680 has 32 divisors (see below), whose sum is σ = 23406794640. Its totient is φ = 3942195840.

The previous prime is 10129254661. The next prime is 10129254731. The reversal of 10129254680 is 8645292101.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3420566 + ... + 3423525.

Almost surely, 210129254680 is an apocalyptic number.

10129254680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10129254680 is an abundant number, since it is smaller than the sum of its proper divisors (13277539960).

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

10129254680 is a wasteful number, since it uses less digits than its factorization.

10129254680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6844139 (or 6844135 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 38.

The spelling of 10129254680 in words is "ten billion, one hundred twenty-nine million, two hundred fifty-four thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 37 40 74 148 185 296 370 740 1480 6844091 13688182 27376364 34220455 54752728 68440910 136881820 253231367 273763640 506462734 1012925468 1266156835 2025850936 2532313670 5064627340 10129254680