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516272631 = 3738963199
BaseRepresentation
bin11110110001011…
…011000111110111
31022222110100220120
4132301123013313
52024131211011
6123121303023
715536150010
oct3661330767
91288410816
10516272631
112454712a6
12124a94a73
1382c61a84
144c7d0007
15304cea06
hex1ec5b1f7

516272631 has 16 divisors (see below), whose sum is σ = 788736000. Its totient is φ = 294249888.

The previous prime is 516272623. The next prime is 516272639. The reversal of 516272631 is 136272615.

It is an interprime number because it is at equal distance from previous prime (516272623) and next prime (516272639).

It is not a de Polignac number, because 516272631 - 23 = 516272623 is a prime.

It is a super-2 number, since 2×5162726312 = 533074859039324322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 516272592 and 516272601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516272639) 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, 23431 + ... + 39768.

It is an arithmetic number, because the mean of its divisors is an integer number (49296000).

Almost surely, 2516272631 is an apocalyptic number.

516272631 is a deficient number, since it is larger than the sum of its proper divisors (272463369).

516272631 is a wasteful number, since it uses less digits than its factorization.

516272631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63598.

The product of its digits is 15120, while the sum is 33.

The square root of 516272631 is about 22721.6335460283. The cubic root of 516272631 is about 802.2191670756.

The spelling of 516272631 in words is "five hundred sixteen million, two hundred seventy-two thousand, six hundred thirty-one".

Divisors: 1 3 7 21 389 1167 2723 8169 63199 189597 442393 1327179 24584411 73753233 172090877 516272631