Base | Representation |
---|---|
bin | 1011011110101000001001… |
… | …1001000100100011100010 |
3 | 1122200112111100200011111001 |
4 | 2313222002121010203202 |
5 | 3123234400142312421 |
6 | 42501525521142214 |
7 | 2441552140634623 |
oct | 267520231044342 |
9 | 48615440604431 |
10 | 12620801525986 |
11 | 40264a748a795 |
12 | 14b9bb4a8a96a |
13 | 7071a0ac0344 |
14 | 318bc878da4a |
15 | 16d469083691 |
hex | b7a826448e2 |
12620801525986 has 32 divisors (see below), whose sum is σ = 20133858951360. Its totient is φ = 5916396266496.
The previous prime is 12620801525963. The next prime is 12620801525993. The reversal of 12620801525986 is 68952510802621.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112562325 + ... + 112674391.
It is an arithmetic number, because the mean of its divisors is an integer number (629183092230).
Almost surely, 212620801525986 is an apocalyptic number.
12620801525986 is a deficient number, since it is larger than the sum of its proper divisors (7513057425374).
12620801525986 is a wasteful number, since it uses less digits than its factorization.
12620801525986 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 142738.
The product of its (nonzero) digits is 4147200, while the sum is 55.
The spelling of 12620801525986 in words is "twelve trillion, six hundred twenty billion, eight hundred one million, five hundred twenty-five thousand, nine hundred eighty-six".
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