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507464031 = 32714431409
BaseRepresentation
bin11110001111110…
…100100101011111
31022100212211210010
4132033310211133
52014402322111
6122204414303
715401241654
oct3617644537
91270784703
10507464031
112404a5268
12121b47393
1381199599
144b579c2b
152e83eaa6
hex1e3f495f

507464031 has 16 divisors (see below), whose sum is σ = 681131520. Its totient is φ = 336061440.

The previous prime is 507463993. The next prime is 507464047. The reversal of 507464031 is 130464705.

It is not a de Polignac number, because 507464031 - 26 = 507463967 is a prime.

It is a super-2 number, since 2×5074640312 = 515039485517537922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 507464031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (507464071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 359455 + ... + 360863.

It is an arithmetic number, because the mean of its divisors is an integer number (42570720).

Almost surely, 2507464031 is an apocalyptic number.

507464031 is a deficient number, since it is larger than the sum of its proper divisors (173667489).

507464031 is a wasteful number, since it uses less digits than its factorization.

507464031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2126.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 507464031 is about 22526.9623118609. The cubic root of 507464031 is about 797.6305049412.

The spelling of 507464031 in words is "five hundred seven million, four hundred sixty-four thousand, thirty-one".

Divisors: 1 3 271 443 813 1329 1409 4227 120053 360159 381839 624187 1145517 1872561 169154677 507464031