Base | Representation |
---|---|
bin | 10111111110100011… |
… | …01010010110110010 |
3 | 1020020010100200121021 |
4 | 23333101222112302 |
5 | 202330411121420 |
6 | 5525203450054 |
7 | 633666415552 |
oct | 137721522662 |
9 | 36203320537 |
10 | 12872754610 |
11 | 5506375081 |
12 | 25b308692a |
13 | 12a1c0bc81 |
14 | 8a18c5162 |
15 | 5051b97aa |
hex | 2ff46a5b2 |
12872754610 has 16 divisors (see below), whose sum is σ = 23969957400. Its totient is φ = 4971546496.
The previous prime is 12872754593. The next prime is 12872754647. The reversal of 12872754610 is 1645727821.
It can be written as a sum of positive squares in 4 ways, for example, as 12618702889 + 254051721 = 112333^2 + 15939^2 .
It is a super-2 number, since 2×128727546102 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22194115 + ... + 22194694.
Almost surely, 212872754610 is an apocalyptic number.
12872754610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12872754610 is a deficient number, since it is larger than the sum of its proper divisors (11097202790).
12872754610 is a wasteful number, since it uses less digits than its factorization.
12872754610 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44388845.
The product of its (nonzero) digits is 188160, while the sum is 43.
The spelling of 12872754610 in words is "twelve billion, eight hundred seventy-two million, seven hundred fifty-four thousand, six hundred ten".
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