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60378809841 = 3272117012
BaseRepresentation
bin111000001110110110…
…111000010111110001
312202211220101100011100
4320032312320113301
51442123433403331
643423155235013
74235146262400
oct701666702761
9182756340140
1060378809841
112367429a549
12b8508a8a69
13590308c71c
142ccacdd637
151885b2cae6
hexe0edb85f1

60378809841 has 27 divisors (see below), whose sum is σ = 101461501323. Its totient is φ = 34499228400.

The previous prime is 60378809819. The next prime is 60378809851. The reversal of 60378809841 is 14890887306.

The square root of 60378809841 is 245721.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 47231894241 + 13146915600 = 217329^2 + 114660^2 .

It is not a de Polignac number, because 60378809841 - 229 = 59841938929 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (60378809851) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 5154291 + ... + 5165991.

Almost surely, 260378809841 is an apocalyptic number.

60378809841 is the 245721-st square number.

60378809841 is the 122861-st centered octagonal number.

It is an amenable number.

60378809841 is a deficient number, since it is larger than the sum of its proper divisors (41082691482).

60378809841 is an frugal number, since it uses more digits than its factorization.

60378809841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23422 (or 11711 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 54.

The spelling of 60378809841 in words is "sixty billion, three hundred seventy-eight million, eight hundred nine thousand, eight hundred forty-one".

Divisors: 1 3 7 9 21 49 63 147 441 11701 35103 81907 105309 245721 573349 737163 1720047 5160141 136913401 410740203 958393807 1232220609 2875181421 6708756649 8625544263 20126269947 60378809841