Base | Representation |
---|---|
bin | 1000100111000… |
… | …01000001000010 |
3 | 12000220101211212 |
4 | 10103201001002 |
5 | 121442143314 |
6 | 11100010122 |
7 | 1534621013 |
oct | 423410102 |
9 | 160811755 |
10 | 72224834 |
11 | 37850650 |
12 | 20230942 |
13 | 11c6a3b6 |
14 | 984100a |
15 | 6519e3e |
hex | 44e1042 |
72224834 has 16 divisors (see below), whose sum is σ = 118359360. Its totient is φ = 32781360.
The previous prime is 72224827. The next prime is 72224837. The reversal of 72224834 is 43842227.
It is a self number, because there is not a number n which added to its sum of digits gives 72224834.
It is not an unprimeable number, because it can be changed into a prime (72224837) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16112 + ... + 20100.
It is an arithmetic number, because the mean of its divisors is an integer number (7397460).
Almost surely, 272224834 is an apocalyptic number.
72224834 is a deficient number, since it is larger than the sum of its proper divisors (46134526).
72224834 is a wasteful number, since it uses less digits than its factorization.
72224834 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4825.
The product of its digits is 21504, while the sum is 32.
The square root of 72224834 is about 8498.5195181278. The cubic root of 72224834 is about 416.4493457293.
The spelling of 72224834 in words is "seventy-two million, two hundred twenty-four thousand, eight hundred thirty-four".
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