Search a number
-
+
27131713160 = 2355631204783
BaseRepresentation
bin11001010001001011…
…010001011010001000
32121000212002211112012
4121101023101122020
5421031204310120
620244130435052
71650230520356
oct312113213210
977025084465
1027131713160
1110563165742
125312432a88
132735079056
14145552a7d6
15a8be011c5
hex6512d1688

27131713160 has 32 divisors (see below), whose sum is σ = 61154835840. Its totient is φ = 10833399744.

The previous prime is 27131713127. The next prime is 27131713177. The reversal of 27131713160 is 6131713172.

It is a super-2 number, since 2×271317131602 (a number of 22 digits) contains 22 as substring.

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, 579872 + ... + 624911.

It is an arithmetic number, because the mean of its divisors is an integer number (1911088620).

Almost surely, 227131713160 is an apocalyptic number.

27131713160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27131713160 is an abundant number, since it is smaller than the sum of its proper divisors (34023122680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27131713160 is a wasteful number, since it uses less digits than its factorization.

27131713160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1205357 (or 1205353 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 32.

The spelling of 27131713160 in words is "twenty-seven billion, one hundred thirty-one million, seven hundred thirteen thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 563 1126 2252 2815 4504 5630 11260 22520 1204783 2409566 4819132 6023915 9638264 12047830 24095660 48191320 678292829 1356585658 2713171316 3391464145 5426342632 6782928290 13565856580 27131713160