Base | Representation |
---|---|
bin | 1100110111100… |
… | …1100000000011 |
3 | 10202120012211200 |
4 | 3031321200003 |
5 | 102304200133 |
6 | 5204512243 |
7 | 1223531433 |
oct | 315714003 |
9 | 122505750 |
10 | 53975043 |
11 | 28516281 |
12 | 160ab683 |
13 | b24a7c5 |
14 | 72502c3 |
15 | 4b12913 |
hex | 3379803 |
53975043 has 24 divisors (see below), whose sum is σ = 81768960. Its totient is φ = 34243440.
The previous prime is 53975027. The next prime is 53975059. The reversal of 53975043 is 34057935.
It is an interprime number because it is at equal distance from previous prime (53975027) and next prime (53975059).
It is not a de Polignac number, because 53975043 - 24 = 53975027 is a prime.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 53974989 and 53975007.
It is not an unprimeable number, because it can be changed into a prime (53975023) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48928 + ... + 50018.
It is an arithmetic number, because the mean of its divisors is an integer number (3407040).
Almost surely, 253975043 is an apocalyptic number.
53975043 is a deficient number, since it is larger than the sum of its proper divisors (27793917).
53975043 is a wasteful number, since it uses less digits than its factorization.
53975043 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1359 (or 1356 counting only the distinct ones).
The product of its (nonzero) digits is 56700, while the sum is 36.
The square root of 53975043 is about 7346.7709233377. The cubic root of 53975043 is about 377.9180766444.
It can be divided in two parts, 5397 and 5043, that added together give a triangular number (10440 = T144).
The spelling of 53975043 in words is "fifty-three million, nine hundred seventy-five thousand, forty-three".
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