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627061161 = 31911001073
BaseRepresentation
bin100101011000000…
…011000110101001
31121200221000012110
4211120003012221
52241011424121
6142120032533
721352634436
oct4530030651
91550830173
10627061161
112a1a61371
12156002749
139cbb200c
145d3ccb8d
153a0b5d76
hex256031a9

627061161 has 8 divisors (see below), whose sum is σ = 880085920. Its totient is φ = 396038592.

The previous prime is 627061147. The next prime is 627061177. The reversal of 627061161 is 161160726.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 627061161 - 25 = 627061129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (627061111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5500480 + ... + 5500593.

It is an arithmetic number, because the mean of its divisors is an integer number (110010740).

Almost surely, 2627061161 is an apocalyptic number.

It is an amenable number.

627061161 is a deficient number, since it is larger than the sum of its proper divisors (253024759).

627061161 is a wasteful number, since it uses less digits than its factorization.

627061161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11001095.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 627061161 is about 25041.1892888497. The cubic root of 627061161 is about 855.9268182298.

The spelling of 627061161 in words is "six hundred twenty-seven million, sixty-one thousand, one hundred sixty-one".

Divisors: 1 3 19 57 11001073 33003219 209020387 627061161