Base | Representation |
---|---|
bin | 1000100111010… |
… | …10011011001111 |
3 | 12000222100201022 |
4 | 10103222123033 |
5 | 121444412000 |
6 | 11100504355 |
7 | 1535141252 |
oct | 423523317 |
9 | 160870638 |
10 | 72263375 |
11 | 378775a8 |
12 | 2024b0bb |
13 | 11c81ac2 |
14 | 9851099 |
15 | 6526585 |
hex | 44ea6cf |
72263375 has 16 divisors (see below), whose sum is σ = 90423840. Its totient is φ = 57657600.
The previous prime is 72263371. The next prime is 72263417. The reversal of 72263375 is 57336227.
It is not a de Polignac number, because 72263375 - 22 = 72263371 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72263371) 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, 83696 + ... + 84554.
It is an arithmetic number, because the mean of its divisors is an integer number (5651490).
Almost surely, 272263375 is an apocalyptic number.
72263375 is a deficient number, since it is larger than the sum of its proper divisors (18160465).
72263375 is an equidigital number, since it uses as much as digits as its factorization.
72263375 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1547 (or 1537 counting only the distinct ones).
The product of its digits is 52920, while the sum is 35.
The square root of 72263375 is about 8500.7867282976. The cubic root of 72263375 is about 416.5234085285.
It can be divided in two parts, 7226 and 3375, that added together give a palindrome (10601).
The spelling of 72263375 in words is "seventy-two million, two hundred sixty-three thousand, three hundred seventy-five".
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