Base | Representation |
---|---|
bin | 1100101010000… |
… | …1101011011110 |
3 | 10200220022012202 |
4 | 3022201223132 |
5 | 102042403123 |
6 | 5133531502 |
7 | 1213160240 |
oct | 312415336 |
9 | 120808182 |
10 | 53091038 |
11 | 27a720a0 |
12 | 15943b92 |
13 | accb320 |
14 | 70a0090 |
15 | 49daa28 |
hex | 32a1ade |
53091038 has 64 divisors (see below), whose sum is σ = 111670272. Its totient is φ = 18247680.
The previous prime is 53091037. The next prime is 53091043. The reversal of 53091038 is 83019035.
It is a self number, because there is not a number n which added to its sum of digits gives 53091038.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53091037) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45470 + ... + 46622.
It is an arithmetic number, because the mean of its divisors is an integer number (1744848).
Almost surely, 253091038 is an apocalyptic number.
53091038 is an abundant number, since it is smaller than the sum of its proper divisors (58579234).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53091038 is a wasteful number, since it uses less digits than its factorization.
53091038 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1209.
The product of its (nonzero) digits is 3240, while the sum is 29.
The square root of 53091038 is about 7286.3597221109. The cubic root of 53091038 is about 375.8435245616.
The spelling of 53091038 in words is "fifty-three million, ninety-one thousand, thirty-eight".
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