Base | Representation |
---|---|
bin | 1000100111010… |
… | …01101101001110 |
3 | 12000222012200020 |
4 | 10103221231032 |
5 | 121444313210 |
6 | 11100443010 |
7 | 1535126544 |
oct | 423515516 |
9 | 160865606 |
10 | 72260430 |
11 | 37875370 |
12 | 20249466 |
13 | 11c80668 |
14 | 984dd94 |
15 | 6525770 |
hex | 44e9b4e |
72260430 has 32 divisors (see below), whose sum is σ = 189191808. Its totient is φ = 17517600.
The previous prime is 72260429. The next prime is 72260459. The reversal of 72260430 is 3406227.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 72260430.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109156 + ... + 109815.
It is an arithmetic number, because the mean of its divisors is an integer number (5912244).
Almost surely, 272260430 is an apocalyptic number.
72260430 is an abundant number, since it is smaller than the sum of its proper divisors (116931378).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72260430 is a wasteful number, since it uses less digits than its factorization.
72260430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 218992.
The product of its (nonzero) digits is 2016, while the sum is 24.
The square root of 72260430 is about 8500.6135072711. The cubic root of 72260430 is about 416.5177501614.
Adding to 72260430 its reverse (3406227), we get a palindrome (75666657).
The spelling of 72260430 in words is "seventy-two million, two hundred sixty thousand, four hundred thirty".
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