Base | Representation |
---|---|
bin | 110010111000001110… |
… | …110001100111001000 |
3 | 12020000021220100201200 |
4 | 302320032301213020 |
5 | 1343340401113040 |
6 | 41032532544200 |
7 | 3642536330166 |
oct | 627016614710 |
9 | 166007810650 |
10 | 54630488520 |
11 | 21194539673 |
12 | a707782060 |
13 | 51c81a346a |
14 | 29036c6236 |
15 | 164b15b630 |
hex | cb83b19c8 |
54630488520 has 48 divisors (see below), whose sum is σ = 177549088860. Its totient is φ = 14568130176.
The previous prime is 54630488503. The next prime is 54630488527. The reversal of 54630488520 is 2588403645.
54630488520 is a `hidden beast` number, since 5 + 4 + 630 + 4 + 8 + 8 + 5 + 2 + 0 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 46451456676 + 8179031844 = 215526^2 + 90438^2 .
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 a Harshad number since it is a multiple of its sum of digits (45).
It is not an unprimeable number, because it can be changed into a prime (54630488527) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75875319 + ... + 75876038.
Almost surely, 254630488520 is an apocalyptic number.
It is an amenable number.
54630488520 is an abundant number, since it is smaller than the sum of its proper divisors (122918600340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54630488520 is a wasteful number, since it uses less digits than its factorization.
54630488520 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 151751374 (or 151751367 counting only the distinct ones).
The product of its (nonzero) digits is 921600, while the sum is 45.
The spelling of 54630488520 in words is "fifty-four billion, six hundred thirty million, four hundred eighty-eight thousand, five hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •