Base | Representation |
---|---|
bin | 1000100111010… |
… | …10100001001000 |
3 | 12000222101020021 |
4 | 10103222201020 |
5 | 121444420002 |
6 | 11100510224 |
7 | 1535142331 |
oct | 423524110 |
9 | 160871207 |
10 | 72263752 |
11 | 37877910 |
12 | 2024b374 |
13 | 11c82022 |
14 | 9851288 |
15 | 6526737 |
hex | 44ea848 |
72263752 has 32 divisors (see below), whose sum is σ = 148262400. Its totient is φ = 32747200.
The previous prime is 72263747. The next prime is 72263761. The reversal of 72263752 is 25736227.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33177 + ... + 35287.
It is an arithmetic number, because the mean of its divisors is an integer number (4633200).
Almost surely, 272263752 is an apocalyptic number.
It is an amenable number.
72263752 is an abundant number, since it is smaller than the sum of its proper divisors (75998648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72263752 is a wasteful number, since it uses less digits than its factorization.
72263752 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2517 (or 2513 counting only the distinct ones).
The product of its digits is 35280, while the sum is 34.
The square root of 72263752 is about 8500.8089026868. The cubic root of 72263752 is about 416.5241328652.
Adding to 72263752 its reverse (25736227), we get a palindrome (97999979).
The spelling of 72263752 in words is "seventy-two million, two hundred sixty-three thousand, seven hundred fifty-two".
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