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42491653060 = 22515859133967
BaseRepresentation
bin100111100100101100…
…110010101111000100
311001200022112121221011
4213210230302233010
51144010330344220
631304223332004
73032661043303
oct474454625704
9131608477834
1042491653060
111702548094a
12829a451004
13401234b69c
1420b148843a
15118a61465a
hex9e4b32bc4

42491653060 has 24 divisors (see below), whose sum is σ = 89238764160. Its totient is φ = 16995462624.

The previous prime is 42491653037. The next prime is 42491653111. The reversal of 42491653060 is 6035619424.

42491653060 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 250197 + ... + 384163.

It is an arithmetic number, because the mean of its divisors is an integer number (3718281840).

Almost surely, 242491653060 is an apocalyptic number.

It is an amenable number.

42491653060 is an abundant number, since it is smaller than the sum of its proper divisors (46747111100).

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

42491653060 is a wasteful number, since it uses less digits than its factorization.

42491653060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149835 (or 149833 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 42491653060 in words is "forty-two billion, four hundred ninety-one million, six hundred fifty-three thousand, sixty".

Divisors: 1 2 4 5 10 20 15859 31718 63436 79295 133967 158590 267934 317180 535868 669835 1339670 2679340 2124582653 4249165306 8498330612 10622913265 21245826530 42491653060