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49940384 = 2513120049
BaseRepresentation
bin1011111010000…
…0011110100000
310110222020022212
42332200132200
5100241043014
64542221252
71144325534
oct276403640
9113866285
1049940384
112620aa4a
1214884828
13a467230
1468bdbc4
1545b723e
hex2fa07a0

49940384 has 24 divisors (see below), whose sum is σ = 105884100. Its totient is φ = 23049216.

The previous prime is 49940377. The next prime is 49940399. The reversal of 49940384 is 48304994.

It can be written as a sum of positive squares in 2 ways, for example, as 49392784 + 547600 = 7028^2 + 740^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59609 + ... + 60440.

Almost surely, 249940384 is an apocalyptic number.

It is an amenable number.

49940384 is an abundant number, since it is smaller than the sum of its proper divisors (55943716).

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

49940384 is a wasteful number, since it uses less digits than its factorization.

49940384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120072 (or 120064 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 49940384 is about 7066.8510667765. The cubic root of 49940384 is about 368.2566734852.

The spelling of 49940384 in words is "forty-nine million, nine hundred forty thousand, three hundred eighty-four".

Divisors: 1 2 4 8 13 16 26 32 52 104 208 416 120049 240098 480196 960392 1560637 1920784 3121274 3841568 6242548 12485096 24970192 49940384