Base | Representation |
---|---|
bin | 10110111011000010… |
… | …00000100011100101 |
3 | 1011202122120110210001 |
4 | 23131201000203211 |
5 | 200200411233412 |
6 | 5353051501301 |
7 | 613651161205 |
oct | 133541004345 |
9 | 34678513701 |
10 | 12306352357 |
11 | 5245684742 |
12 | 2475457831 |
13 | 1211777b00 |
14 | 84a5a6405 |
15 | 4c05d6957 |
hex | 2dd8408e5 |
12306352357 has 12 divisors (see below), whose sum is σ = 13399470084. Its totient is φ = 11296920960.
The previous prime is 12306352319. The next prime is 12306352361. The reversal of 12306352357 is 75325360321.
It is a Cunningham number, because it is equal to 1109342+1.
It can be written as a sum of positive squares in 6 ways, for example, as 6101796996 + 6204555361 = 78114^2 + 78769^2 .
It is not a de Polignac number, because 12306352357 - 27 = 12306352229 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12306356357) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 170568 + ... + 231745.
It is an arithmetic number, because the mean of its divisors is an integer number (1116622507).
Almost surely, 212306352357 is an apocalyptic number.
It is an amenable number.
12306352357 is a deficient number, since it is larger than the sum of its proper divisors (1093117727).
12306352357 is a wasteful number, since it uses less digits than its factorization.
12306352357 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 402520 (or 402507 counting only the distinct ones).
The product of its (nonzero) digits is 113400, while the sum is 37.
The spelling of 12306352357 in words is "twelve billion, three hundred six million, three hundred fifty-two thousand, three hundred fifty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •