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60100974025 = 52490312
BaseRepresentation
bin110111111110010011…
…000001010111001001
312202010112120211001221
4313332103001113021
51441041322132100
643335432242041
74225233564421
oct677623012711
9182115524057
1060100974025
1123541484374
12b793840321
13588a652131
142ca2059481
15186b54b01a
hexdfe4c15c9

60100974025 has 9 divisors (see below), whose sum is σ = 74526727783. Its totient is φ = 48079798600.

The previous prime is 60100973993. The next prime is 60100974029. The reversal of 60100974025 is 52047900106.

The square root of 60100974025 is 245155.

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., 21636350649 + 38464623376 = 147093^2 + 196124^2 .

It is not a de Polignac number, because 60100974025 - 25 = 60100973993 is a prime.

It is a super-2 number, since 2×601009740252 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (60100974029) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1201260 + ... + 1250290.

Almost surely, 260100974025 is an apocalyptic number.

60100974025 is the 245155-th square number.

60100974025 is the 122578-th centered octagonal number.

It is an amenable number.

60100974025 is a deficient number, since it is larger than the sum of its proper divisors (14425753758).

60100974025 is an frugal number, since it uses more digits than its factorization.

60100974025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98072 (or 49036 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 34.

The spelling of 60100974025 in words is "sixty billion, one hundred million, nine hundred seventy-four thousand, twenty-five".

Divisors: 1 5 25 49031 245155 1225775 2404038961 12020194805 60100974025