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50317972 = 22103122131
BaseRepresentation
bin1011111111110…
…0101010010100
310111200102021121
42333330222110
5100340133342
64554253324
71150460425
oct277745224
9114612247
1050317972
1126448701
1214a27244
13a56a063
14697b64c
15463e067
hex2ffca94

50317972 has 12 divisors (see below), whose sum is σ = 88912096. Its totient is φ = 24914520.

The previous prime is 50317963. The next prime is 50317979. The reversal of 50317972 is 27971305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50317979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60654 + ... + 61477.

Almost surely, 250317972 is an apocalyptic number.

It is an amenable number.

50317972 is a deficient number, since it is larger than the sum of its proper divisors (38594124).

50317972 is a wasteful number, since it uses less digits than its factorization.

50317972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122238 (or 122236 counting only the distinct ones).

The product of its (nonzero) digits is 13230, while the sum is 34.

The square root of 50317972 is about 7093.5161943848. The cubic root of 50317972 is about 369.1824461377.

The spelling of 50317972 in words is "fifty million, three hundred seventeen thousand, nine hundred seventy-two".

Divisors: 1 2 4 103 206 412 122131 244262 488524 12579493 25158986 50317972