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497063161 = 71929128873
BaseRepresentation
bin11101101000001…
…001010011111001
31021122022102110201
4131220021103321
52004222010121
6121153442201
715213652510
oct3550112371
91248272421
10497063161
11235640a01
1211a570361
137bc9741a
144a02d677
152d987e91
hex1da094f9

497063161 has 16 divisors (see below), whose sum is σ = 618595200. Its totient is φ = 389708928.

The previous prime is 497063089. The next prime is 497063173. The reversal of 497063161 is 161360794.

It is not a de Polignac number, because 497063161 - 213 = 497054969 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 497063161.

It is not an unprimeable number, because it can be changed into a prime (497063191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60580 + ... + 68293.

It is an arithmetic number, because the mean of its divisors is an integer number (38662200).

Almost surely, 2497063161 is an apocalyptic number.

It is an amenable number.

497063161 is a deficient number, since it is larger than the sum of its proper divisors (121532039).

497063161 is a wasteful number, since it uses less digits than its factorization.

497063161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128928.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 497063161 is about 22294.9133436306. The cubic root of 497063161 is about 792.1434930506.

The spelling of 497063161 in words is "four hundred ninety-seven million, sixty-three thousand, one hundred sixty-one".

Divisors: 1 7 19 29 133 203 551 3857 128873 902111 2448587 3737317 17140109 26161219 71009023 497063161