Base | Representation |
---|---|
bin | 1100100100111… |
… | …1101001010110 |
3 | 10200021020022000 |
4 | 3021033221112 |
5 | 102001130110 |
6 | 5122420130 |
7 | 1210260516 |
oct | 311175126 |
9 | 120236260 |
10 | 52755030 |
11 | 278626a9 |
12 | 15801646 |
13 | ac113c3 |
14 | 7013846 |
15 | 49711c0 |
hex | 324fa56 |
52755030 has 32 divisors (see below), whose sum is σ = 140680800. Its totient is φ = 14067936.
The previous prime is 52755011. The next prime is 52755037. The reversal of 52755030 is 3055725.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 52754985 and 52755003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52755037) 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, 97425 + ... + 97964.
It is an arithmetic number, because the mean of its divisors is an integer number (4396275).
Almost surely, 252755030 is an apocalyptic number.
52755030 is an abundant number, since it is smaller than the sum of its proper divisors (87925770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52755030 is a wasteful number, since it uses less digits than its factorization.
52755030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 195405 (or 195399 counting only the distinct ones).
The product of its (nonzero) digits is 5250, while the sum is 27.
The square root of 52755030 is about 7263.2657943930. The cubic root of 52755030 is about 375.0489536092.
The spelling of 52755030 in words is "fifty-two million, seven hundred fifty-five thousand, thirty".
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