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50238916 = 22721319717
BaseRepresentation
bin1011111110100…
…1010111000100
310111112101211121
42333221113010
5100330121131
64552443324
71150011100
oct277512704
9114471747
1050238916
11263a4272
12149a9544
13a540090
14695a900
154625911
hex2fe95c4

50238916 has 36 divisors (see below), whose sum is σ = 110144748. Its totient is φ = 19873728.

The previous prime is 50238887. The next prime is 50238931. The reversal of 50238916 is 61983205.

It can be written as a sum of positive squares in 2 ways, for example, as 5080516 + 45158400 = 2254^2 + 6720^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7311 + ... + 12406.

Almost surely, 250238916 is an apocalyptic number.

It is an amenable number.

50238916 is an abundant number, since it is smaller than the sum of its proper divisors (59905832).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50238916 is a wasteful number, since it uses less digits than its factorization.

50238916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19748 (or 19739 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 50238916 is about 7087.9415911815. The cubic root of 50238916 is about 368.9890004384.

The spelling of 50238916 in words is "fifty million, two hundred thirty-eight thousand, nine hundred sixteen".

Divisors: 1 2 4 7 13 14 26 28 49 52 91 98 182 196 364 637 1274 2548 19717 39434 78868 138019 256321 276038 512642 552076 966133 1025284 1794247 1932266 3588494 3864532 7176988 12559729 25119458 50238916