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137331353420 = 22534919674979
BaseRepresentation
bin111111111100110010…
…1100010011101001100
3111010110212011120211222
41333321211202131030
54222223311302140
6143031131302512
712631125146402
oct1777145423514
9433425146758
10137331353420
1153272a724a8
1222747baaa38
13cc47a35591
14690b03b472
15388b7d15b5
hex1ff996274c

137331353420 has 24 divisors (see below), whose sum is σ = 289222206000. Its totient is φ = 54775138752.

The previous prime is 137331353389. The next prime is 137331353461. The reversal of 137331353420 is 24353133731.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9830510 + ... + 9844469.

It is an arithmetic number, because the mean of its divisors is an integer number (12050925250).

Almost surely, 2137331353420 is an apocalyptic number.

137331353420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

137331353420 is an abundant number, since it is smaller than the sum of its proper divisors (151890852580).

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

137331353420 is a wasteful number, since it uses less digits than its factorization.

137331353420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19675337 (or 19675335 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 35.

The spelling of 137331353420 in words is "one hundred thirty-seven billion, three hundred thirty-one million, three hundred fifty-three thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 349 698 1396 1745 3490 6980 19674979 39349958 78699916 98374895 196749790 393499580 6866567671 13733135342 27466270684 34332838355 68665676710 137331353420