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2172152716 = 22796873901
BaseRepresentation
bin1000000101111000…
…0110101110001100
312121101021210100121
42001132012232030
513422032341331
6555312434324
7104553664516
oct20136065614
95541253317
102172152716
11a1513a538
125075489a4
13288031486
141686acbb6
15caa6ac11
hex81786b8c

2172152716 has 12 divisors (see below), whose sum is σ = 3849385120. Its totient is φ = 1072328400.

The previous prime is 2172152641. The next prime is 2172152753. The reversal of 2172152716 is 6172512712.

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, 3436635 + ... + 3437266.

Almost surely, 22172152716 is an apocalyptic number.

It is an amenable number.

2172152716 is a deficient number, since it is larger than the sum of its proper divisors (1677232404).

2172152716 is a wasteful number, since it uses less digits than its factorization.

2172152716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6873984 (or 6873982 counting only the distinct ones).

The product of its digits is 11760, while the sum is 34.

The square root of 2172152716 is about 46606.3591798373. The cubic root of 2172152716 is about 1295.0805624612.

The spelling of 2172152716 in words is "two billion, one hundred seventy-two million, one hundred fifty-two thousand, seven hundred sixteen".

Divisors: 1 2 4 79 158 316 6873901 13747802 27495604 543038179 1086076358 2172152716