Base | Representation |
---|---|
bin | 1101000101101… |
… | …0001110101011 |
3 | 10211021222111211 |
4 | 3101122032223 |
5 | 103023124111 |
6 | 5240333551 |
7 | 1234414165 |
oct | 321321653 |
9 | 124258454 |
10 | 54895531 |
11 | 28a94909 |
12 | 164742b7 |
13 | b4b0782 |
14 | 740d935 |
15 | 4c45521 |
hex | 345a3ab |
54895531 has 6 divisors (see below), whose sum is σ = 56420700. Its totient is φ = 53410536.
The previous prime is 54895523. The next prime is 54895537. The reversal of 54895531 is 13559845.
It is not a de Polignac number, because 54895531 - 23 = 54895523 is a prime.
It is a super-2 number, since 2×548955312 = 6027038647543922, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (54895537) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18681 + ... + 21418.
It is an arithmetic number, because the mean of its divisors is an integer number (9403450).
Almost surely, 254895531 is an apocalyptic number.
54895531 is a deficient number, since it is larger than the sum of its proper divisors (1525169).
54895531 is an equidigital number, since it uses as much as digits as its factorization.
54895531 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40173 (or 40136 counting only the distinct ones).
The product of its digits is 108000, while the sum is 40.
The square root of 54895531 is about 7409.1518407980. The cubic root of 54895531 is about 380.0543112585.
The spelling of 54895531 in words is "fifty-four million, eight hundred ninety-five thousand, five hundred thirty-one".
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