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49130884 = 221117193457
BaseRepresentation
bin1011101101101…
…0110110000100
310102110002220101
42323122312010
5100034142014
64513013444
71134414505
oct273326604
9112402811
1049130884
1125807840
1214554284
13a24293a
14674cbac
1544a7474
hex2edad84

49130884 has 48 divisors (see below), whose sum is σ = 104569920. Its totient is φ = 19906560.

The previous prime is 49130863. The next prime is 49130891. The reversal of 49130884 is 48803194.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12484 + ... + 15940.

It is an arithmetic number, because the mean of its divisors is an integer number (2178540).

Almost surely, 249130884 is an apocalyptic number.

49130884 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

49130884 is an abundant number, since it is smaller than the sum of its proper divisors (55439036).

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

49130884 is a wasteful number, since it uses less digits than its factorization.

49130884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3508 (or 3506 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 49130884 is about 7009.3426225289. The cubic root of 49130884 is about 366.2560939708.

It can be divided in two parts, 491 and 30884, that added together give a triangular number (31375 = T250).

The spelling of 49130884 in words is "forty-nine million, one hundred thirty thousand, eight hundred eighty-four".

Divisors: 1 2 4 11 17 19 22 34 38 44 68 76 187 209 323 374 418 646 748 836 1292 3457 3553 6914 7106 13828 14212 38027 58769 65683 76054 117538 131366 152108 235076 262732 646459 722513 1116611 1292918 1445026 2233222 2585836 2890052 4466444 12282721 24565442 49130884