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115048972 = 221571671097
BaseRepresentation
bin1101101101110…
…00001000001100
322000111002112001
412312320020030
5213423031342
615225522044
72564620513
oct666701014
9260432461
10115048972
1159a3aaa5
1232643324
131aab251c
14113cb67a
15a1788b7
hex6db820c

115048972 has 24 divisors (see below), whose sum is σ = 204017184. Its totient is φ = 56764032.

The previous prime is 115048963. The next prime is 115048981. The reversal of 115048972 is 279840511.

It is an interprime number because it is at equal distance from previous prime (115048963) and next prime (115048981).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104328 + ... + 105424.

It is an arithmetic number, because the mean of its divisors is an integer number (8500716).

Almost surely, 2115048972 is an apocalyptic number.

It is an amenable number.

115048972 is a deficient number, since it is larger than the sum of its proper divisors (88968212).

115048972 is a wasteful number, since it uses less digits than its factorization.

115048972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1425 (or 1423 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 37.

The square root of 115048972 is about 10726.0883830034. The cubic root of 115048972 is about 486.3634317481.

The spelling of 115048972 in words is "one hundred fifteen million, forty-eight thousand, nine hundred seventy-two".

Divisors: 1 2 4 157 167 314 334 628 668 1097 2194 4388 26219 52438 104876 172229 183199 344458 366398 688916 732796 28762243 57524486 115048972