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48168372 = 2237281919
BaseRepresentation
bin1011011110111…
…1110110110100
310100122012120210
42313233312310
544312341442
64440225420
71123265400
oct267576664
9110565523
1048168372
112520a67a
121416b270
139c967c5
14657c100
15436719c
hex2defdb4

48168372 has 36 divisors (see below), whose sum is σ = 130744320. Its totient is φ = 13762224.

The previous prime is 48168343. The next prime is 48168409. The reversal of 48168372 is 27386184.

It is a super-2 number, since 2×481683722 = 4640384122260768, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 48168372.

It is a congruent number.

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, 40372 + ... + 41547.

Almost surely, 248168372 is an apocalyptic number.

48168372 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

48168372 is an abundant number, since it is smaller than the sum of its proper divisors (82575948).

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

48168372 is a wasteful number, since it uses less digits than its factorization.

48168372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81940 (or 81931 counting only the distinct ones).

The product of its digits is 64512, while the sum is 39.

The square root of 48168372 is about 6940.3437955191. The cubic root of 48168372 is about 363.8485563294.

The spelling of 48168372 in words is "forty-eight million, one hundred sixty-eight thousand, three hundred seventy-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 49 84 98 147 196 294 588 81919 163838 245757 327676 491514 573433 983028 1146866 1720299 2293732 3440598 4014031 6881196 8028062 12042093 16056124 24084186 48168372