Base | Representation |
---|---|
bin | 10110111100000111… |
… | …01111000000001111 |
3 | 1011210021200221221121 |
4 | 23132003233000033 |
5 | 200210224034003 |
6 | 5354014541411 |
7 | 614121434041 |
oct | 133603570017 |
9 | 34707627847 |
10 | 12315455503 |
11 | 524a831aaa |
12 | 2478507867 |
13 | 12136143a0 |
14 | 84b895a91 |
15 | 4c12d3cbd |
hex | 2de0ef00f |
12315455503 has 16 divisors (see below), whose sum is σ = 14182027776. Its totient is φ = 10593446400.
The previous prime is 12315455497. The next prime is 12315455507. The reversal of 12315455503 is 30555451321.
It is a cyclic number.
It is not a de Polignac number, because 12315455503 - 217 = 12315324431 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12315455507) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 253551 + ... + 298192.
It is an arithmetic number, because the mean of its divisors is an integer number (886376736).
Almost surely, 212315455503 is an apocalyptic number.
12315455503 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
12315455503 is a deficient number, since it is larger than the sum of its proper divisors (1866572273).
12315455503 is a wasteful number, since it uses less digits than its factorization.
12315455503 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 551874.
The product of its (nonzero) digits is 45000, while the sum is 34.
The spelling of 12315455503 in words is "twelve billion, three hundred fifteen million, four hundred fifty-five thousand, five hundred three".
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