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48979908 = 223210491297
BaseRepresentation
bin1011101011010…
…1111111000100
310102011102210200
42322311333010
5100014324113
64505450500
71133215365
oct272657704
9112142720
1048979908
112571436a
12144a0a30
13a1bbcc3
14670db6c
154477873
hex2eb5fc4

48979908 has 36 divisors (see below), whose sum is σ = 124023900. Its totient is φ = 16298496.

The previous prime is 48979901. The next prime is 48979919. The reversal of 48979908 is 80997984.

48979908 is a `hidden beast` number, since 489 + 79 + 90 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 47361924 + 1617984 = 6882^2 + 1272^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (48979901) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37116 + ... + 38412.

Almost surely, 248979908 is an apocalyptic number.

It is an amenable number.

48979908 is an abundant number, since it is smaller than the sum of its proper divisors (75043992).

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

48979908 is a wasteful number, since it uses less digits than its factorization.

48979908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2356 (or 2351 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 54.

The square root of 48979908 is about 6998.5647099959. The cubic root of 48979908 is about 365.8805486746.

The spelling of 48979908 in words is "forty-eight million, nine hundred seventy-nine thousand, nine hundred eight".

Divisors: 1 2 3 4 6 9 12 18 36 1049 1297 2098 2594 3147 3891 4196 5188 6294 7782 9441 11673 12588 15564 18882 23346 37764 46692 1360553 2721106 4081659 5442212 8163318 12244977 16326636 24489954 48979908