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10157013461 = 72947218887
BaseRepresentation
bin10010111010110011…
…11011100111010101
3222012212012202002202
421131121323213111
5131300143412321
64355512014245
7506462122100
oct113531734725
928185182082
1010157013461
114342407601
121b75691385
13c5b3a374a
146c4d55737
153e6a7570b
hex25d67b9d5

10157013461 has 12 divisors (see below), whose sum is σ = 11827831968. Its totient is φ = 8696778552.

The previous prime is 10157013457. The next prime is 10157013469. The reversal of 10157013461 is 16431075101.

It is a happy number.

It is not a de Polignac number, because 10157013461 - 22 = 10157013457 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10157013469) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63041 + ... + 155846.

It is an arithmetic number, because the mean of its divisors is an integer number (985652664).

Almost surely, 210157013461 is an apocalyptic number.

It is an amenable number.

10157013461 is a deficient number, since it is larger than the sum of its proper divisors (1670818507).

10157013461 is an equidigital number, since it uses as much as digits as its factorization.

10157013461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219848 (or 219841 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 29.

Adding to 10157013461 its reverse (16431075101), we get a palindrome (26588088562).

The spelling of 10157013461 in words is "ten billion, one hundred fifty-seven million, thirteen thousand, four hundred sixty-one".

Divisors: 1 7 49 947 6629 46403 218887 1532209 10725463 207285989 1451001923 10157013461