Base | Representation |
---|---|
bin | 1100011011110… |
… | …1111000110001 |
3 | 10122010220022211 |
4 | 3012331320301 |
5 | 101323024001 |
6 | 5101532121 |
7 | 1202223100 |
oct | 306757061 |
9 | 118126284 |
10 | 52158001 |
11 | 27495095 |
12 | 15574041 |
13 | aa6272c |
14 | 6cda037 |
15 | 48a4351 |
hex | 31bde31 |
52158001 has 12 divisors (see below), whose sum is σ = 60831540. Its totient is φ = 44590560.
The previous prime is 52157993. The next prime is 52158013. The reversal of 52158001 is 10085125.
It can be written as a sum of positive squares in 2 ways, for example, as 30813601 + 21344400 = 5551^2 + 4620^2 .
It is not a de Polignac number, because 52158001 - 23 = 52157993 is a prime.
It is not an unprimeable number, because it can be changed into a prime (52159001) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21435 + ... + 23743.
It is an arithmetic number, because the mean of its divisors is an integer number (5069295).
Almost surely, 252158001 is an apocalyptic number.
It is an amenable number.
52158001 is a deficient number, since it is larger than the sum of its proper divisors (8673539).
52158001 is a wasteful number, since it uses less digits than its factorization.
52158001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2784 (or 2777 counting only the distinct ones).
The product of its (nonzero) digits is 400, while the sum is 22.
The square root of 52158001 is about 7222.0496398183. The cubic root of 52158001 is about 373.6287722179.
The spelling of 52158001 in words is "fifty-two million, one hundred fifty-eight thousand, one".
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