Base | Representation |
---|---|
bin | 1000101000100… |
… | …10001001001100 |
3 | 12001021121212200 |
4 | 10110102021030 |
5 | 122020113220 |
6 | 11104201500 |
7 | 1536416460 |
oct | 424221114 |
9 | 161247780 |
10 | 72426060 |
11 | 37978853 |
12 | 20309290 |
13 | 1200ab75 |
14 | 98944a0 |
15 | 6559890 |
hex | 451224c |
72426060 has 144 divisors (see below), whose sum is σ = 256628736. Its totient is φ = 16189056.
The previous prime is 72426047. The next prime is 72426071. The reversal of 72426060 is 6062427.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 58609 + ... + 59831.
It is an arithmetic number, because the mean of its divisors is an integer number (1782144).
Almost surely, 272426060 is an apocalyptic number.
72426060 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 72426060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128314368).
72426060 is an abundant number, since it is smaller than the sum of its proper divisors (184202676).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72426060 is a wasteful number, since it uses less digits than its factorization.
72426060 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1292 (or 1287 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 27.
The square root of 72426060 is about 8510.3501690589. The cubic root of 72426060 is about 416.8357443591.
Adding to 72426060 its reverse (6062427), we get a palindrome (78488487).
The spelling of 72426060 in words is "seventy-two million, four hundred twenty-six thousand, sixty".
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