Base | Representation |
---|---|
bin | 110000001001… |
… | …000100101011 |
3 | 212202011111012 |
4 | 300021010223 |
5 | 11212320300 |
6 | 1130254135 |
7 | 212161136 |
oct | 60110453 |
9 | 25664435 |
10 | 12620075 |
11 | 713a716 |
12 | 428734b |
13 | 27cb300 |
14 | 196721d |
15 | 1194435 |
hex | c0912b |
12620075 has 36 divisors (see below), whose sum is σ = 17699760. Its totient is φ = 8910720.
The previous prime is 12620063. The next prime is 12620119. The reversal of 12620075 is 57002621.
It is not a de Polignac number, because 12620075 - 26 = 12620011 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12620075.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 122474 + ... + 122576.
It is an arithmetic number, because the mean of its divisors is an integer number (491660).
Almost surely, 212620075 is an apocalyptic number.
12620075 is a deficient number, since it is larger than the sum of its proper divisors (5079685).
12620075 is a wasteful number, since it uses less digits than its factorization.
12620075 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 168 (or 150 counting only the distinct ones).
The product of its (nonzero) digits is 840, while the sum is 23.
The square root of 12620075 is about 3552.4744897043. The cubic root of 12620075 is about 232.8201932055.
Adding to 12620075 its reverse (57002621), we get a palindrome (69622696).
The spelling of 12620075 in words is "twelve million, six hundred twenty thousand, seventy-five".
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