Base | Representation |
---|---|
bin | 1011000111111000110110… |
… | …0011100100110011110010 |
3 | 1121022012010221220011020101 |
4 | 2301332031203210303302 |
5 | 3100334320040224403 |
6 | 42002241334503014 |
7 | 2401412303410144 |
oct | 261761543446362 |
9 | 47265127804211 |
10 | 12230146804978 |
11 | 399585a039863 |
12 | 145634b504a6a |
13 | 6a93b46246ab |
14 | 303d29800c94 |
15 | 163202d1b71d |
hex | b1f8d8e4cf2 |
12230146804978 has 8 divisors (see below), whose sum is σ = 18345365698860. Its totient is φ = 6115024905360.
The previous prime is 12230146804951. The next prime is 12230146805021. The reversal of 12230146804978 is 87940864103221.
It can be written as a sum of positive squares in 2 ways, for example, as 11749901962969 + 480244842009 = 3427813^2 + 692997^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23932513 + ... + 24438196.
Almost surely, 212230146804978 is an apocalyptic number.
12230146804978 is a deficient number, since it is larger than the sum of its proper divisors (6115218893882).
12230146804978 is a wasteful number, since it uses less digits than its factorization.
12230146804978 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48497132.
The product of its (nonzero) digits is 4644864, while the sum is 55.
The spelling of 12230146804978 in words is "twelve trillion, two hundred thirty billion, one hundred forty-six million, eight hundred four thousand, nine hundred seventy-eight".
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