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51714676 = 22132113677
BaseRepresentation
bin1100010101000…
…1101001110100
310121022101012101
43011101221310
5101214332201
65044231444
71165365436
oct305215164
9117271171
1051714676
1127212002
121539b584
13a938a00
146c22656
154817d01
hex3151a74

51714676 has 36 divisors (see below), whose sum is σ = 99011052. Its totient is φ = 23622144.

The previous prime is 51714613. The next prime is 51714679. The reversal of 51714676 is 67641715.

51714676 = T1 + T2 + ... + T676.

51714676 is a nontrivial binomial coefficient, being equal to C(678, 3).

It can be written as a sum of positive squares in 6 ways, for example, as 6502500 + 45212176 = 2550^2 + 6724^2 .

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51714679) by changing a digit.

It is the 676-th tetrahedral number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76050 + ... + 76726.

It is an arithmetic number, because the mean of its divisors is an integer number (2750307).

Almost surely, 251714676 is an apocalyptic number.

It is an amenable number.

51714676 is a deficient number, since it is larger than the sum of its proper divisors (47296376).

51714676 is a wasteful number, since it uses less digits than its factorization.

51714676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820 (or 805 counting only the distinct ones).

The product of its digits is 35280, while the sum is 37.

The square root of 51714676 is about 7191.2916781340. The cubic root of 51714676 is about 372.5671869560.

The spelling of 51714676 in words is "fifty-one million, seven hundred fourteen thousand, six hundred seventy-six".

Divisors: 1 2 4 13 26 52 113 169 226 338 452 676 677 1354 1469 2708 2938 5876 8801 17602 19097 35204 38194 76388 76501 114413 153002 228826 306004 457652 994513 1989026 3978052 12928669 25857338 51714676