Base | Representation |
---|---|
bin | 1000101100011… |
… | …00011000100001 |
3 | 12002020001200212 |
4 | 10112030120201 |
5 | 122132124003 |
6 | 11123023505 |
7 | 1543603304 |
oct | 426143041 |
9 | 162201625 |
10 | 72926753 |
11 | 3818aa49 |
12 | 2050ab95 |
13 | 12154a33 |
14 | 9984b3b |
15 | 6607dd8 |
hex | 458c621 |
72926753 has 16 divisors (see below), whose sum is σ = 80245440. Its totient is φ = 65995776.
The previous prime is 72926743. The next prime is 72926759. The reversal of 72926753 is 35762927.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-72926753 is a prime.
It is a super-2 number, since 2×729267532 = 10636622606246018, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 72926753.
It is not an unprimeable number, because it can be changed into a prime (72926759) 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, 48233 + ... + 49721.
It is an arithmetic number, because the mean of its divisors is an integer number (5015340).
Almost surely, 272926753 is an apocalyptic number.
It is an amenable number.
72926753 is a deficient number, since it is larger than the sum of its proper divisors (7318687).
72926753 is a wasteful number, since it uses less digits than its factorization.
72926753 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1616.
The product of its digits is 158760, while the sum is 41.
The square root of 72926753 is about 8539.7162130834. The cubic root of 72926753 is about 417.7940901852.
The spelling of 72926753 in words is "seventy-two million, nine hundred twenty-six thousand, seven hundred fifty-three".
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