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51152716 = 2212788179
BaseRepresentation
bin1100001100100…
…0011101001100
310120020211100001
43003020131030
5101043341331
65024214044
71160535166
oct303103514
9116224301
1051152716
112696887a
121516a324
13a79cca4
146b17936
154756561
hex30c874c

51152716 has 6 divisors (see below), whose sum is σ = 89517260. Its totient is φ = 25576356.

The previous prime is 51152687. The next prime is 51152729. The reversal of 51152716 is 61725115.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6394086 + ... + 6394093.

Almost surely, 251152716 is an apocalyptic number.

It is an amenable number.

51152716 is a deficient number, since it is larger than the sum of its proper divisors (38364544).

51152716 is a wasteful number, since it uses less digits than its factorization.

51152716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12788183 (or 12788181 counting only the distinct ones).

The product of its digits is 2100, while the sum is 28.

The square root of 51152716 is about 7152.1126948616. The cubic root of 51152716 is about 371.2127626873.

The spelling of 51152716 in words is "fifty-one million, one hundred fifty-two thousand, seven hundred sixteen".

Divisors: 1 2 4 12788179 25576358 51152716