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49988796 = 223111329131
BaseRepresentation
bin1011111010110…
…0010010111100
310111001200201220
42332230102330
5100244120141
64543233340
71144616634
oct276542274
9114050656
1049988796
1126243360
12148a8850
13a483290
1468d36c4
1545c6766
hex2fac4bc

49988796 has 48 divisors (see below), whose sum is σ = 137036928. Its totient is φ = 13982400.

The previous prime is 49988693. The next prime is 49988797. The reversal of 49988796 is 69788994.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49988797) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12850 + ... + 16281.

It is an arithmetic number, because the mean of its divisors is an integer number (2854936).

Almost surely, 249988796 is an apocalyptic number.

It is an amenable number.

49988796 is an abundant number, since it is smaller than the sum of its proper divisors (87048132).

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

49988796 is a wasteful number, since it uses less digits than its factorization.

49988796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29162 (or 29160 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 60.

The square root of 49988796 is about 7070.2755250414. The cubic root of 49988796 is about 368.3756305492.

The spelling of 49988796 in words is "forty-nine million, nine hundred eighty-eight thousand, seven hundred ninety-six".

Divisors: 1 2 3 4 6 11 12 13 22 26 33 39 44 52 66 78 132 143 156 286 429 572 858 1716 29131 58262 87393 116524 174786 320441 349572 378703 640882 757406 961323 1136109 1281764 1514812 1922646 2272218 3845292 4165733 4544436 8331466 12497199 16662932 24994398 49988796