Base | Representation |
---|---|
bin | 100110111101001… |
… | …0010011100011001 |
3 | 10101002120212010122 |
4 | 1031322102130121 |
5 | 10134111004104 |
6 | 333412123025 |
7 | 44251245413 |
oct | 11572223431 |
9 | 3332525118 |
10 | 1307125529 |
11 | 610924836 |
12 | 305906475 |
13 | 17aa61378 |
14 | c58579b3 |
15 | 79b4b6be |
hex | 4de92719 |
1307125529 has 16 divisors (see below), whose sum is σ = 1432700928. Its totient is φ = 1187488512.
The previous prime is 1307125511. The next prime is 1307125531. The reversal of 1307125529 is 9255217031.
It is a cyclic number.
It is not a de Polignac number, because 1307125529 - 220 = 1306076953 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1307125129) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71702 + ... + 88064.
It is an arithmetic number, because the mean of its divisors is an integer number (89543808).
Almost surely, 21307125529 is an apocalyptic number.
It is an amenable number.
1307125529 is a deficient number, since it is larger than the sum of its proper divisors (125575399).
1307125529 is a wasteful number, since it uses less digits than its factorization.
1307125529 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16544.
The product of its (nonzero) digits is 18900, while the sum is 35.
The square root of 1307125529 is about 36154.1910295335. The cubic root of 1307125529 is about 1093.3832897703.
The spelling of 1307125529 in words is "one billion, three hundred seven million, one hundred twenty-five thousand, five hundred twenty-nine".
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