Base | Representation |
---|---|
bin | 1101000101001… |
… | …0100000000111 |
3 | 10211020101002112 |
4 | 3101102200013 |
5 | 103021121004 |
6 | 5235531235 |
7 | 1234223000 |
oct | 321224007 |
9 | 124211075 |
10 | 54863879 |
11 | 28a73054 |
12 | 16459b1b |
13 | b49c245 |
14 | 74021a7 |
15 | 4c3ae6e |
hex | 3452807 |
54863879 has 24 divisors (see below), whose sum is σ = 68450400. Its totient is φ = 43803648.
The previous prime is 54863867. The next prime is 54863903. The reversal of 54863879 is 97836845.
It is a de Polignac number, because none of the positive numbers 2k-54863879 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54863819) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 565559 + ... + 565655.
It is an arithmetic number, because the mean of its divisors is an integer number (2852100).
Almost surely, 254863879 is an apocalyptic number.
54863879 is a deficient number, since it is larger than the sum of its proper divisors (13586521).
54863879 is an frugal number, since it uses more digits than its factorization.
54863879 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 232 (or 121 counting only the distinct ones).
The product of its digits is 1451520, while the sum is 50.
The square root of 54863879 is about 7407.0155258377. The cubic root of 54863879 is about 379.9812525377.
The spelling of 54863879 in words is "fifty-four million, eight hundred sixty-three thousand, eight hundred seventy-nine".
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