Base | Representation |
---|---|
bin | 10111100011011010… |
… | …11011011000101111 |
3 | 1012122021002021221012 |
4 | 23301231123120233 |
5 | 201344124333203 |
6 | 5450433255435 |
7 | 625234010150 |
oct | 136155333057 |
9 | 35567067835 |
10 | 12645152303 |
11 | 53a994a0a3 |
12 | 254aa0457b |
13 | 1266a0c154 |
14 | 87d599927 |
15 | 4e020bbd8 |
hex | 2f1b5b62f |
12645152303 has 4 divisors (see below), whose sum is σ = 14451602640. Its totient is φ = 10838701968.
The previous prime is 12645152281. The next prime is 12645152357. The reversal of 12645152303 is 30325154621.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30325154621 = 73 ⋅415413077.
It is a cyclic number.
It is not a de Polignac number, because 12645152303 - 224 = 12628375087 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 12645152303.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12645152363) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 903225158 + ... + 903225171.
It is an arithmetic number, because the mean of its divisors is an integer number (3612900660).
Almost surely, 212645152303 is an apocalyptic number.
12645152303 is a deficient number, since it is larger than the sum of its proper divisors (1806450337).
12645152303 is an equidigital number, since it uses as much as digits as its factorization.
12645152303 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1806450336.
The product of its (nonzero) digits is 21600, while the sum is 32.
The spelling of 12645152303 in words is "twelve billion, six hundred forty-five million, one hundred fifty-two thousand, three hundred three".
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