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60231542120 = 2351505788553
BaseRepresentation
bin111000000110000101…
…000110010101101000
312202110122021100211022
4320012011012111220
51441323233321440
643400414552012
74231410442421
oct700605062550
9182418240738
1060231542120
11235a9154092
12b80b508608
1358ab709369
142cb5526648
151877c3ccb5
hexe06146568

60231542120 has 16 divisors (see below), whose sum is σ = 135520969860. Its totient is φ = 24092616832.

The previous prime is 60231542099. The next prime is 60231542149. The reversal of 60231542120 is 2124513206.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 58329012196 + 1902529924 = 241514^2 + 43618^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 60231542120.

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, 752894237 + ... + 752894316.

Almost surely, 260231542120 is an apocalyptic number.

It is an amenable number.

60231542120 is an abundant number, since it is smaller than the sum of its proper divisors (75289427740).

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

60231542120 is a wasteful number, since it uses less digits than its factorization.

60231542120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1505788564 (or 1505788560 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The spelling of 60231542120 in words is "sixty billion, two hundred thirty-one million, five hundred forty-two thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 1505788553 3011577106 6023154212 7528942765 12046308424 15057885530 30115771060 60231542120