Base | Representation |
---|---|
bin | 10111101001111101… |
… | …01110101100001010 |
3 | 1012210002022211112100 |
4 | 23310332232230022 |
5 | 202002201110331 |
6 | 5500113254230 |
7 | 626501245551 |
oct | 136476565412 |
9 | 35702284470 |
10 | 12700019466 |
11 | 5427914662 |
12 | 2565264376 |
13 | 12751aca24 |
14 | 88699cd98 |
15 | 4e4e48ae6 |
hex | 2f4faeb0a |
12700019466 has 12 divisors (see below), whose sum is σ = 27516708882. Its totient is φ = 4233339816.
The previous prime is 12700019459. The next prime is 12700019483. The reversal of 12700019466 is 66491000721.
It can be written as a sum of positive squares in only one way, i.e., 12504830625 + 195188841 = 111825^2 + 13971^2 .
It is a super-2 number, since 2×127000194662 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 12700019466.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 352778301 + ... + 352778336.
Almost surely, 212700019466 is an apocalyptic number.
12700019466 is an abundant number, since it is smaller than the sum of its proper divisors (14816689416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12700019466 is a wasteful number, since it uses less digits than its factorization.
12700019466 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 705556645 (or 705556642 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 36.
The spelling of 12700019466 in words is "twelve billion, seven hundred million, nineteen thousand, four hundred sixty-six".
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