Base | Representation |
---|---|
bin | 100001100010011111… |
… | …1010011110000001011 |
3 | 20212220111121222021112 |
4 | 1003010333103300023 |
5 | 2140001222011201 |
6 | 53030525000535 |
7 | 5126555234012 |
oct | 1030477236013 |
9 | 225814558245 |
10 | 72024407051 |
11 | 285aa99a053 |
12 | 11b609b314b |
13 | 6a3a98904c |
14 | 36b3825a79 |
15 | 1d181e50bb |
hex | 10c4fd3c0b |
72024407051 has 4 divisors (see below), whose sum is σ = 72097678032. Its totient is φ = 71951136072.
The previous prime is 72024407033. The next prime is 72024407069. The reversal of 72024407051 is 15070442027.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (72024407033) and next prime (72024407069).
It is a cyclic number.
It is not a de Polignac number, because 72024407051 - 226 = 71957298187 is a prime.
It is a super-2 number, since 2×720244070512 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 72024406999 and 72024407017.
It is not an unprimeable number, because it can be changed into a prime (72024401051) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36634016 + ... + 36635981.
It is an arithmetic number, because the mean of its divisors is an integer number (18024419508).
Almost surely, 272024407051 is an apocalyptic number.
72024407051 is a deficient number, since it is larger than the sum of its proper divisors (73270981).
72024407051 is an equidigital number, since it uses as much as digits as its factorization.
72024407051 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73270980.
The product of its (nonzero) digits is 15680, while the sum is 32.
Adding to 72024407051 its reverse (15070442027), we get a palindrome (87094849078).
The spelling of 72024407051 in words is "seventy-two billion, twenty-four million, four hundred seven thousand, fifty-one".
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