Base | Representation |
---|---|
bin | 1100110111110… |
… | …1110110111111 |
3 | 10202121010022212 |
4 | 3031331312333 |
5 | 102310233040 |
6 | 5205131035 |
7 | 1223634455 |
oct | 315756677 |
9 | 122533285 |
10 | 53992895 |
11 | 28528730 |
12 | 160b9a7b |
13 | b255978 |
14 | 72569d5 |
15 | 4b17d65 |
hex | 337ddbf |
53992895 has 16 divisors (see below), whose sum is σ = 72188928. Its totient is φ = 38430240.
The previous prime is 53992871. The next prime is 53992921. The reversal of 53992895 is 59829935.
It is not a de Polignac number, because 53992895 - 26 = 53992831 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7859 + ... + 13028.
It is an arithmetic number, because the mean of its divisors is an integer number (4511808).
Almost surely, 253992895 is an apocalyptic number.
53992895 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
53992895 is a deficient number, since it is larger than the sum of its proper divisors (18196033).
53992895 is a wasteful number, since it uses less digits than its factorization.
53992895 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20950.
The product of its digits is 874800, while the sum is 50.
The square root of 53992895 is about 7347.9857784294. The cubic root of 53992895 is about 377.9597369468.
The spelling of 53992895 in words is "fifty-three million, nine hundred ninety-two thousand, eight hundred ninety-five".
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