Base | Representation |
---|---|
bin | 10011000000110001111… |
… | …001011110010011111010 |
3 | 11121220022201210212101021 |
4 | 103000301321132103322 |
5 | 132401211321123210 |
6 | 2440111235413054 |
7 | 163251316014151 |
oct | 23006171362372 |
9 | 4556281725337 |
10 | 1306507207930 |
11 | 4640a5292891 |
12 | 19126275418a |
13 | 962842a0032 |
14 | 473418a8598 |
15 | 23eba34bbda |
hex | 13031e5e4fa |
1306507207930 has 16 divisors (see below), whose sum is σ = 2374997262984. Its totient is φ = 517428596800.
The previous prime is 1306507207879. The next prime is 1306507207933. The reversal of 1306507207930 is 397027056031.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 1197407136121 + 109100071809 = 1094261^2 + 330303^2 .
It is a super-2 number, since 2×13065072079302 (a number of 25 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1306507207933) 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, 646784737 + ... + 646786756.
Almost surely, 21306507207930 is an apocalyptic number.
1306507207930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1306507207930 is a deficient number, since it is larger than the sum of its proper divisors (1068490055054).
1306507207930 is a wasteful number, since it uses less digits than its factorization.
1306507207930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1293571601.
The product of its (nonzero) digits is 238140, while the sum is 43.
The spelling of 1306507207930 in words is "one trillion, three hundred six billion, five hundred seven million, two hundred seven thousand, nine hundred thirty".
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