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272109031318080 = 263351131731265179
BaseRepresentation
bin111101110111101101010010…
…001001101110001001000000
31022200110100222020202111221000
4331313231102021232021000
5241131213244004134310
62402421055133332000
7111213141314353545
oct7567552211561100
91280410866674830
10272109031318080
117977a8793472a0
1226628678037000
13b8aaa05133878
144b2a20c604bcc
15216d2a8ab34c0
hexf77b5226e240

272109031318080 has 896 divisors, whose sum is σ = 1095797296742400. Its totient is φ = 62963354419200.

The previous prime is 272109031318063. The next prime is 272109031318093. The reversal of 272109031318080 is 80813130901272.

272109031318080 is a `hidden beast` number, since 2 + 7 + 210 + 90 + 31 + 318 + 0 + 8 + 0 = 666.

272109031318080 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 214442931 + ... + 215708109.

It is an arithmetic number, because the mean of its divisors is an integer number (1222988054400).

Almost surely, 2272109031318080 is an apocalyptic number.

272109031318080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 272109031318080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (547898648371200).

272109031318080 is an abundant number, since it is smaller than the sum of its proper divisors (823688265424320).

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

272109031318080 is a wasteful number, since it uses less digits than its factorization.

272109031318080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265320 (or 1265304 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The spelling of 272109031318080 in words is "two hundred seventy-two trillion, one hundred nine billion, thirty-one million, three hundred eighteen thousand, eighty".