Base | Representation |
---|---|
bin | 110010010111100000… |
… | …001011111111000000 |
3 | 12011121000201000112222 |
4 | 302113200023333000 |
5 | 1341224314423424 |
6 | 40502240110212 |
7 | 3623121233204 |
oct | 622740137700 |
9 | 164530630488 |
10 | 54081404864 |
11 | 20a325a7a23 |
12 | a593905368 |
13 | 513b4c40a6 |
14 | 28907d4b04 |
15 | 1617d49e5e |
hex | c9780bfc0 |
54081404864 has 28 divisors (see below), whose sum is σ = 107390147424. Its totient is φ = 27022470144.
The previous prime is 54081404863. The next prime is 54081404893. The reversal of 54081404864 is 46840418045.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54081404863) 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 3 ways as a sum of consecutive naturals, for example, 188969 + ... + 379304.
It is an arithmetic number, because the mean of its divisors is an integer number (3835362408).
Almost surely, 254081404864 is an apocalyptic number.
It is an amenable number.
54081404864 is a deficient number, since it is larger than the sum of its proper divisors (53308742560).
54081404864 is a wasteful number, since it uses less digits than its factorization.
54081404864 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 569772 (or 569762 counting only the distinct ones).
The product of its (nonzero) digits is 491520, while the sum is 44.
The spelling of 54081404864 in words is "fifty-four billion, eighty-one million, four hundred four thousand, eight hundred sixty-four".
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