Base | Representation |
---|---|
bin | 1000100101010… |
… | …10001101100101 |
3 | 12000110222220220 |
4 | 10102222031211 |
5 | 121413002412 |
6 | 11051114553 |
7 | 1532664402 |
oct | 422521545 |
9 | 160428826 |
10 | 72000357 |
11 | 37707a30 |
12 | 20142a59 |
13 | 11bbc180 |
14 | 97c32a9 |
15 | 64c368c |
hex | 44aa365 |
72000357 has 32 divisors (see below), whose sum is σ = 113608320. Its totient is φ = 39985920.
The previous prime is 72000353. The next prime is 72000371. The reversal of 72000357 is 75300027.
It is not a de Polignac number, because 72000357 - 22 = 72000353 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72000353) 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, 66819 + ... + 67887.
It is an arithmetic number, because the mean of its divisors is an integer number (3550260).
Almost surely, 272000357 is an apocalyptic number.
It is an amenable number.
72000357 is a deficient number, since it is larger than the sum of its proper divisors (41607963).
72000357 is a wasteful number, since it uses less digits than its factorization.
72000357 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1253.
The product of its (nonzero) digits is 1470, while the sum is 24.
The square root of 72000357 is about 8485.3024106392. The cubic root of 72000357 is about 416.0174521925.
The spelling of 72000357 in words is "seventy-two million, three hundred fifty-seven", and thus it is an aban number.
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