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31454064300 = 22352412557241
BaseRepresentation
bin11101010010110011…
…101110111010101100
310000012002101000121110
4131102303232322230
51003404220024200
622241053432020
72162314064241
oct352263567254
9100162330543
1031454064300
1112380aaa06a
126119a9b610
132c736c2b89
1417455d15c8
15c415ecb50
hex752ceeeac

31454064300 has 72 divisors (see below), whose sum is σ = 93226814352. Its totient is φ = 8183168000.

The previous prime is 31454064269. The next prime is 31454064307. The reversal of 31454064300 is 346045413.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (31454064307) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1266321 + ... + 1290920.

It is an arithmetic number, because the mean of its divisors is an integer number (1294816866).

Almost surely, 231454064300 is an apocalyptic number.

31454064300 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

31454064300 is an abundant number, since it is smaller than the sum of its proper divisors (61772750052).

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

31454064300 is a wasteful number, since it uses less digits than its factorization.

31454064300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2557299 (or 2557292 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The spelling of 31454064300 in words is "thirty-one billion, four hundred fifty-four million, sixty-four thousand, three hundred".

Divisors: 1 2 3 4 5 6 10 12 15 20 25 30 41 50 60 75 82 100 123 150 164 205 246 300 410 492 615 820 1025 1230 2050 2460 3075 4100 6150 12300 2557241 5114482 7671723 10228964 12786205 15343446 25572410 30686892 38358615 51144820 63931025 76717230 104846881 127862050 153434460 191793075 209693762 255724100 314540643 383586150 419387524 524234405 629081286 767172300 1048468810 1258162572 1572703215 2096937620 2621172025 3145406430 5242344050 6290812860 7863516075 10484688100 15727032150 31454064300