Base | Representation |
---|---|
bin | 1100101011110… |
… | …0101110100110 |
3 | 10201002221012011 |
4 | 3022330232212 |
5 | 102104424310 |
6 | 5140144434 |
7 | 1214131243 |
oct | 312745646 |
9 | 121087164 |
10 | 53201830 |
11 | 28038360 |
12 | 1599811a |
13 | b039896 |
14 | 70cc5ca |
15 | 4a0d78a |
hex | 32bcba6 |
53201830 has 32 divisors (see below), whose sum is σ = 105193728. Its totient is φ = 19212000.
The previous prime is 53201809. The next prime is 53201831. The reversal of 53201830 is 3810235.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53201831) 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, 15009 + ... + 18211.
It is an arithmetic number, because the mean of its divisors is an integer number (3287304).
Almost surely, 253201830 is an apocalyptic number.
53201830 is a deficient number, since it is larger than the sum of its proper divisors (51991898).
53201830 is a wasteful number, since it uses less digits than its factorization.
53201830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3372.
The product of its (nonzero) digits is 720, while the sum is 22.
The square root of 53201830 is about 7293.9584588891. The cubic root of 53201830 is about 376.1047834943.
The spelling of 53201830 in words is "fifty-three million, two hundred one thousand, eight hundred thirty".
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