Base | Representation |
---|---|
bin | 1100101000010… |
… | …0010011110110 |
3 | 10200200012012100 |
4 | 3022010103312 |
5 | 102030030432 |
6 | 5131202530 |
7 | 1212146436 |
oct | 312042366 |
9 | 120605170 |
10 | 52970742 |
11 | 2799a780 |
12 | 158a6446 |
13 | ac88646 |
14 | 706c2c6 |
15 | 49b507c |
hex | 32844f6 |
52970742 has 48 divisors (see below), whose sum is σ = 132576912. Its totient is φ = 15106560.
The previous prime is 52970741. The next prime is 52970747. The reversal of 52970742 is 24707925.
It is a junction number, because it is equal to n+sod(n) for n = 52970697 and 52970706.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52970741) 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, 4503 + ... + 11234.
It is an arithmetic number, because the mean of its divisors is an integer number (2762019).
Almost surely, 252970742 is an apocalyptic number.
52970742 is an abundant number, since it is smaller than the sum of its proper divisors (79606170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52970742 is a wasteful number, since it uses less digits than its factorization.
52970742 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15773 (or 15770 counting only the distinct ones).
The product of its (nonzero) digits is 35280, while the sum is 36.
The square root of 52970742 is about 7278.1001641912. The cubic root of 52970742 is about 375.5594423164.
The spelling of 52970742 in words is "fifty-two million, nine hundred seventy thousand, seven hundred forty-two".
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