Base | Representation |
---|---|
bin | 110010111000111101… |
… | …000100001001000101 |
3 | 12020001010201212011112 |
4 | 302320331010021011 |
5 | 1343402002414140 |
6 | 41034045014405 |
7 | 3643044426623 |
oct | 627075041105 |
9 | 166033655145 |
10 | 54642623045 |
11 | 211a03774aa |
12 | a70b854405 |
13 | 51ca86175a |
14 | 2905164513 |
15 | 164c256c65 |
hex | cb8f44245 |
54642623045 has 16 divisors (see below), whose sum is σ = 66353549808. Its totient is φ = 43195576320.
The previous prime is 54642622961. The next prime is 54642623069. The reversal of 54642623045 is 54032624645.
It can be written as a sum of positive squares in 8 ways, for example, as 33779131681 + 20863491364 = 183791^2 + 144442^2 .
It is not a de Polignac number, because 54642623045 - 28 = 54642622789 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 54642622993 and 54642623011.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50204 + ... + 334373.
It is an arithmetic number, because the mean of its divisors is an integer number (4147096863).
Almost surely, 254642623045 is an apocalyptic number.
It is an amenable number.
54642623045 is a deficient number, since it is larger than the sum of its proper divisors (11710926763).
54642623045 is a wasteful number, since it uses less digits than its factorization.
54642623045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 384920.
The product of its (nonzero) digits is 691200, while the sum is 41.
The spelling of 54642623045 in words is "fifty-four billion, six hundred forty-two million, six hundred twenty-three thousand, forty-five".
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