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117052371 = 35481697
BaseRepresentation
bin1101111101000…
…01001111010011
322011020212200000
412332201033103
5214431133441
615340501043
72620633362
oct676411723
9264225600
10117052371
11600891a7
123324a783
131b334377
141178d7d9
15a4222b6
hex6fa13d3

117052371 has 12 divisors (see below), whose sum is σ = 175338072. Its totient is φ = 78034752.

The previous prime is 117052367. The next prime is 117052379. The reversal of 117052371 is 173250711.

It is a happy number.

117052371 is a `hidden beast` number, since 1 + 1 + 70 + 523 + 71 = 666.

It is not a de Polignac number, because 117052371 - 22 = 117052367 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (117052379) 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, 240606 + ... + 241091.

It is an arithmetic number, because the mean of its divisors is an integer number (14611506).

Almost surely, 2117052371 is an apocalyptic number.

117052371 is a deficient number, since it is larger than the sum of its proper divisors (58285701).

117052371 is an frugal number, since it uses more digits than its factorization.

117052371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481712 (or 481700 counting only the distinct ones).

The product of its (nonzero) digits is 1470, while the sum is 27.

The square root of 117052371 is about 10819.0744058815. The cubic root of 117052371 is about 489.1702895942.

The spelling of 117052371 in words is "one hundred seventeen million, fifty-two thousand, three hundred seventy-one".

Divisors: 1 3 9 27 81 243 481697 1445091 4335273 13005819 39017457 117052371