Base | Representation |
---|---|
bin | 1000100101100… |
… | …00001000111001 |
3 | 12000112020020000 |
4 | 10102300020321 |
5 | 121414242013 |
6 | 11051423213 |
7 | 1533125232 |
oct | 422601071 |
9 | 160466200 |
10 | 72024633 |
11 | 3772419a |
12 | 20154b09 |
13 | 11bca235 |
14 | 97cc089 |
15 | 64ca973 |
hex | 44b0239 |
72024633 has 20 divisors (see below), whose sum is σ = 109887360. Its totient is φ = 46992312.
The previous prime is 72024587. The next prime is 72024671. The reversal of 72024633 is 33642027.
72024633 is a `hidden beast` number, since 7 + 2 + 0 + 24 + 633 = 666.
It is not a de Polignac number, because 72024633 - 226 = 4915769 is a prime.
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 = 72024597 and 72024606.
It is not an unprimeable number, because it can be changed into a prime (72024833) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5653 + ... + 13266.
It is an arithmetic number, because the mean of its divisors is an integer number (5494368).
Almost surely, 272024633 is an apocalyptic number.
It is an amenable number.
72024633 is a deficient number, since it is larger than the sum of its proper divisors (37862727).
72024633 is a wasteful number, since it uses less digits than its factorization.
72024633 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18978 (or 18969 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 27.
The square root of 72024633 is about 8486.7327635551. The cubic root of 72024633 is about 416.0642024461.
The spelling of 72024633 in words is "seventy-two million, twenty-four thousand, six hundred thirty-three".
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