Base | Representation |
---|---|
bin | 1000101001100… |
… | …11100110111100 |
3 | 12001112120220102 |
4 | 10110303212330 |
5 | 122034010012 |
6 | 11111140232 |
7 | 1540530215 |
oct | 424634674 |
9 | 161476812 |
10 | 72563132 |
11 | 37a61834 |
12 | 20374678 |
13 | 12058385 |
14 | 98cc40c |
15 | 65852c2 |
hex | 45339bc |
72563132 has 6 divisors (see below), whose sum is σ = 126985488. Its totient is φ = 36281564.
The previous prime is 72563131. The next prime is 72563167. The reversal of 72563132 is 23136527.
It is a junction number, because it is equal to n+sod(n) for n = 72563095 and 72563104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72563131) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9070388 + ... + 9070395.
It is an arithmetic number, because the mean of its divisors is an integer number (21164248).
Almost surely, 272563132 is an apocalyptic number.
It is an amenable number.
72563132 is a deficient number, since it is larger than the sum of its proper divisors (54422356).
72563132 is a wasteful number, since it uses less digits than its factorization.
72563132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18140787 (or 18140785 counting only the distinct ones).
The product of its digits is 7560, while the sum is 29.
The square root of 72563132 is about 8518.3996149512. The cubic root of 72563132 is about 417.0985434210.
Adding to 72563132 its reverse (23136527), we get a palindrome (95699659).
The spelling of 72563132 in words is "seventy-two million, five hundred sixty-three thousand, one hundred thirty-two".
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