Base | Representation |
---|---|
bin | 1101000101001… |
… | …1011010101111 |
3 | 10211020120020111 |
4 | 3101103122233 |
5 | 103021231011 |
6 | 5240000451 |
7 | 1234236640 |
oct | 321233257 |
9 | 124216214 |
10 | 54867631 |
11 | 28a75955 |
12 | 16460127 |
13 | b4a0b70 |
14 | 74036c7 |
15 | 4c3c121 |
hex | 34536af |
54867631 has 16 divisors (see below), whose sum is σ = 67737600. Its totient is φ = 43278048.
The previous prime is 54867607. The next prime is 54867641. The reversal of 54867631 is 13676845.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 54867631 - 25 = 54867599 is a prime.
It is a super-2 number, since 2×548676312 = 6020913863104322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54867641) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37410 + ... + 38848.
It is an arithmetic number, because the mean of its divisors is an integer number (4233600).
Almost surely, 254867631 is an apocalyptic number.
54867631 is a deficient number, since it is larger than the sum of its proper divisors (12869969).
54867631 is a wasteful number, since it uses less digits than its factorization.
54867631 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1878.
The product of its digits is 120960, while the sum is 40.
The square root of 54867631 is about 7407.2687949068. The cubic root of 54867631 is about 379.9899143214.
The spelling of 54867631 in words is "fifty-four million, eight hundred sixty-seven thousand, six hundred thirty-one".
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