Base | Representation |
---|---|
bin | 110010111111100001… |
… | …101001010101011001 |
3 | 12020022211012021121022 |
4 | 302333201221111121 |
5 | 1344113214011430 |
6 | 41053024052225 |
7 | 3645553523462 |
oct | 627741512531 |
9 | 166284167538 |
10 | 54752875865 |
11 | 21247631036 |
12 | a740764075 |
13 | 5217654bcc |
14 | 2915a63d69 |
15 | 1656c844e5 |
hex | cbf869559 |
54752875865 has 4 divisors (see below), whose sum is σ = 65703451044. Its totient is φ = 43802300688.
The previous prime is 54752875847. The next prime is 54752875939. The reversal of 54752875865 is 56857825745.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 5758381456 + 48994494409 = 75884^2 + 221347^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-54752875865 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 54752875798 and 54752875807.
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, 5475287582 + ... + 5475287591.
It is an arithmetic number, because the mean of its divisors is an integer number (16425862761).
Almost surely, 254752875865 is an apocalyptic number.
It is an amenable number.
54752875865 is a deficient number, since it is larger than the sum of its proper divisors (10950575179).
54752875865 is a wasteful number, since it uses less digits than its factorization.
54752875865 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10950575178.
The product of its digits is 94080000, while the sum is 62.
The spelling of 54752875865 in words is "fifty-four billion, seven hundred fifty-two million, eight hundred seventy-five thousand, eight hundred sixty-five".
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