Base | Representation |
---|---|
bin | 1000111000101001111… |
… | …01001110111010110111 |
3 | 1002012000111001000122220 |
4 | 10130110331032322313 |
5 | 20000220313233411 |
6 | 352130015453423 |
7 | 31025322341232 |
oct | 4342475167267 |
9 | 1065014030586 |
10 | 305294274231 |
11 | 108524727951 |
12 | 4b202527273 |
13 | 22a3493205b |
14 | 10ac2326419 |
15 | 7e1c392b06 |
hex | 4714f4eeb7 |
305294274231 has 16 divisors (see below), whose sum is σ = 424770581760. Its totient is φ = 194674296960.
The previous prime is 305294274211. The next prime is 305294274269. The reversal of 305294274231 is 132472492503.
It is not a de Polignac number, because 305294274231 - 226 = 305227165367 is a prime.
It is a super-2 number, since 2×3052942742312 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (305294274211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3372975 + ... + 3462303.
It is an arithmetic number, because the mean of its divisors is an integer number (26548161360).
Almost surely, 2305294274231 is an apocalyptic number.
305294274231 is a deficient number, since it is larger than the sum of its proper divisors (119476307529).
305294274231 is a wasteful number, since it uses less digits than its factorization.
305294274231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 138886.
The product of its (nonzero) digits is 362880, while the sum is 42.
The spelling of 305294274231 in words is "three hundred five billion, two hundred ninety-four million, two hundred seventy-four thousand, two hundred thirty-one".
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