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2172054712 = 232341115979
BaseRepresentation
bin1000000101110110…
…1110110010111000
312121101002210220211
42001131232302320
513422021222322
6555310400504
7104553106012
oct20135566270
95541083824
102172054712
11a15082943
12507500134
13287cc8999
141686851b2
15caa4bb77
hex8176ecb8

2172054712 has 16 divisors (see below), whose sum is σ = 4074377400. Its totient is φ = 1085554080.

The previous prime is 2172054683. The next prime is 2172054751. The reversal of 2172054712 is 2174502712.

2172054712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 39262 + ... + 76717.

Almost surely, 22172054712 is an apocalyptic number.

It is an amenable number.

2172054712 is a deficient number, since it is larger than the sum of its proper divisors (1902322688).

2172054712 is a wasteful number, since it uses less digits than its factorization.

2172054712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118326 (or 118322 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 31.

The square root of 2172054712 is about 46605.3077663907. The cubic root of 2172054712 is about 1295.0610848583.

The spelling of 2172054712 in words is "two billion, one hundred seventy-two million, fifty-four thousand, seven hundred twelve".

Divisors: 1 2 4 8 2341 4682 9364 18728 115979 231958 463916 927832 271506839 543013678 1086027356 2172054712