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472501137 = 3375098363
BaseRepresentation
bin11100001010011…
…100101110010001
31012221002112201010
4130022130232101
51431430014022
6114515201133
714465123223
oct3412345621
91187075633
10472501137
11222795109
121122a61a9
1376b77694
1446a78413
152b73550c
hex1c29cb91

472501137 has 16 divisors (see below), whose sum is σ = 648377280. Its totient is φ = 305848512.

The previous prime is 472501091. The next prime is 472501189. The reversal of 472501137 is 731105274.

It is not a de Polignac number, because 472501137 - 211 = 472499089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (472501537) 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, 52318 + ... + 60680.

It is an arithmetic number, because the mean of its divisors is an integer number (40523580).

Almost surely, 2472501137 is an apocalyptic number.

It is an amenable number.

472501137 is a deficient number, since it is larger than the sum of its proper divisors (175876143).

472501137 is a wasteful number, since it uses less digits than its factorization.

472501137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8912.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 472501137 is about 21737.0912727531. The cubic root of 472501137 is about 778.8747400249.

The spelling of 472501137 in words is "four hundred seventy-two million, five hundred one thousand, one hundred thirty-seven".

Divisors: 1 3 37 111 509 1527 8363 18833 25089 56499 309431 928293 4256767 12770301 157500379 472501137