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48689188 = 2237328981
BaseRepresentation
bin1011100110111…
…1000000100100
310101121200000021
42321233000210
544431023223
64455324524
71130564662
oct271570044
9111550007
1048689188
11255359a9
1214380744
13a119892
146675c32
15441b65d
hex2e6f024

48689188 has 12 divisors (see below), whose sum is σ = 87509212. Its totient is φ = 23686560.

The previous prime is 48689167. The next prime is 48689197. The reversal of 48689188 is 88198684.

It can be written as a sum of positive squares in 2 ways, for example, as 19873764 + 28815424 = 4458^2 + 5368^2 .

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, 164343 + ... + 164638.

Almost surely, 248689188 is an apocalyptic number.

It is an amenable number.

48689188 is a deficient number, since it is larger than the sum of its proper divisors (38820024).

48689188 is a wasteful number, since it uses less digits than its factorization.

48689188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329022 (or 329020 counting only the distinct ones).

The product of its digits is 884736, while the sum is 52.

The square root of 48689188 is about 6977.7638251807. The cubic root of 48689188 is about 365.1552176517.

The spelling of 48689188 in words is "forty-eight million, six hundred eighty-nine thousand, one hundred eighty-eight".

Divisors: 1 2 4 37 74 148 328981 657962 1315924 12172297 24344594 48689188