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125979208610116 = 221722323124632
BaseRepresentation
bin11100101001001111010001…
…111110100111000101000100
3121112001111100122122112202111
4130221033101332213011010
5113003020404401010431
61123534014404150404
735351461141615321
oct3451172176470504
9545044318575674
10125979208610116
1137160533a97714
1212167746098404
13553aa33154cb4
1423175d780db48
15e8701d14b7b1
hex7293d1fa7144

125979208610116 has 243 divisors, whose sum is σ = 253519744452093. Its totient is φ = 54758977701120.

The previous prime is 125979208610071. The next prime is 125979208610153. The reversal of 125979208610116 is 611016802979521.

The square root of 125979208610116 is 11224046.

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., 98080698744900 + 27898509865216 = 9903570^2 + 5281904^2 .

It is a super-2 number, since 2×1259792086101162 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 272093322901 + ... + 272093323363.

Almost surely, 2125979208610116 is an apocalyptic number.

125979208610116 is the 11224046-th square number.

It is an amenable number.

125979208610116 is an abundant number, since it is smaller than the sum of its proper divisors (127540535841977).

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

125979208610116 is an equidigital number, since it uses as much as digits as its factorization.

125979208610116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1072 (or 536 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 58.

The spelling of 125979208610116 in words is "one hundred twenty-five trillion, nine hundred seventy-nine billion, two hundred eight million, six hundred ten thousand, one hundred sixteen".