Base | Representation |
---|---|
bin | 111010001111010101… |
… | …1101010000011011011 |
3 | 102221211021000222002000 |
4 | 1310132223222003123 |
5 | 4022120104000012 |
6 | 133242242412043 |
7 | 12015215236302 |
oct | 1643653520333 |
9 | 387737028060 |
10 | 125068812507 |
11 | 490500a1a71 |
12 | 202a5361023 |
13 | ba4238a102 |
14 | 60a65db439 |
15 | 33beea0ddc |
hex | 1d1eaea0db |
125068812507 has 16 divisors (see below), whose sum is σ = 196186373280. Its totient is φ = 78474548736.
The previous prime is 125068812503. The next prime is 125068812509. The reversal of 125068812507 is 705218860521.
125068812507 is a `hidden beast` number, since 1 + 2 + 5 + 0 + 68 + 81 + 2 + 507 = 666.
It is not a de Polignac number, because 125068812507 - 22 = 125068812503 is a prime.
It is a super-2 number, since 2×1250688125072 (a number of 23 digits) contains 22 as substring.
It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (125068812503) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136240078 + ... + 136240995.
It is an arithmetic number, because the mean of its divisors is an integer number (12261648330).
Almost surely, 2125068812507 is an apocalyptic number.
125068812507 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
125068812507 is a deficient number, since it is larger than the sum of its proper divisors (71117560773).
125068812507 is a wasteful number, since it uses less digits than its factorization.
125068812507 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 272481099 (or 272481093 counting only the distinct ones).
The product of its (nonzero) digits is 268800, while the sum is 45.
The spelling of 125068812507 in words is "one hundred twenty-five billion, sixty-eight million, eight hundred twelve thousand, five hundred seven".
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