Base | Representation |
---|---|
bin | 10111101111010111… |
… | …01001010101001110 |
3 | 1012220020121210011212 |
4 | 23313223221111032 |
5 | 202100302122210 |
6 | 5504413014422 |
7 | 630561450143 |
oct | 136753512516 |
9 | 35806553155 |
10 | 12745348430 |
11 | 5450464a11 |
12 | 2578484412 |
13 | 12816c0cb9 |
14 | 88c9dc3ca |
15 | 4e8dee805 |
hex | 2f7ae954e |
12745348430 has 16 divisors (see below), whose sum is σ = 22943214144. Its totient is φ = 5097786720.
The previous prime is 12745348403. The next prime is 12745348439. The reversal of 12745348430 is 3484354721.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12745348439) 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, 147260 + ... + 217200.
It is an arithmetic number, because the mean of its divisors is an integer number (1433950884).
Almost surely, 212745348430 is an apocalyptic number.
12745348430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12745348430 is a deficient number, since it is larger than the sum of its proper divisors (10197865714).
12745348430 is a wasteful number, since it uses less digits than its factorization.
12745348430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88171.
The product of its (nonzero) digits is 322560, while the sum is 41.
The spelling of 12745348430 in words is "twelve billion, seven hundred forty-five million, three hundred forty-eight thousand, four hundred thirty".
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