Base | Representation |
---|---|
bin | 110010101101101000… |
… | …011001111010011001 |
3 | 12012112220021121212100 |
4 | 302231220121322121 |
5 | 1343004340022232 |
6 | 41003141234013 |
7 | 3635246645265 |
oct | 625550317231 |
9 | 165486247770 |
10 | 54452657817 |
11 | 21103118848 |
12 | a678102909 |
13 | 519a3abaac |
14 | 28c7c350a5 |
15 | 163a730c7c |
hex | cada19e99 |
54452657817 has 12 divisors (see below), whose sum is σ = 78655884580. Its totient is φ = 36300827808.
The previous prime is 54452657807. The next prime is 54452657837. The reversal of 54452657817 is 71875625445.
It is a happy number.
54452657817 is a `hidden beast` number, since 5 + 4 + 4 + 52 + 6 + 578 + 17 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 14608106496 + 39844551321 = 120864^2 + 199611^2 .
It is not a de Polignac number, because 54452657817 - 24 = 54452657801 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (54452657807) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 556659 + ... + 647127.
Almost surely, 254452657817 is an apocalyptic number.
It is an amenable number.
54452657817 is a deficient number, since it is larger than the sum of its proper divisors (24203226763).
54452657817 is a wasteful number, since it uses less digits than its factorization.
54452657817 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 157352 (or 157349 counting only the distinct ones).
The product of its digits is 9408000, while the sum is 54.
The spelling of 54452657817 in words is "fifty-four billion, four hundred fifty-two million, six hundred fifty-seven thousand, eight hundred seventeen".
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