Base | Representation |
---|---|
bin | 1101111011010011010000… |
… | …0010000010110000011100 |
3 | 2000012212001200001222110101 |
4 | 3132310310002002300130 |
5 | 4001334324412023202 |
6 | 52322233413550444 |
7 | 3140200216015210 |
oct | 336646402026034 |
9 | 60185050058411 |
10 | 15312431361052 |
11 | 4973a69344391 |
12 | 187379a345424 |
13 | 870c57684b17 |
14 | 3ad1a8a40940 |
15 | 1b84a139e887 |
hex | ded34082c1c |
15312431361052 has 24 divisors (see below), whose sum is σ = 30625000739424. Its totient is φ = 6562441008192.
The previous prime is 15312431361043. The next prime is 15312431361077. The reversal of 15312431361052 is 25016313421351.
It is a super-3 number, since 3×153124313610523 (a number of 41 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5794578 + ... + 8012614.
It is an arithmetic number, because the mean of its divisors is an integer number (1276041697476).
Almost surely, 215312431361052 is an apocalyptic number.
It is an amenable number.
15312431361052 is an abundant number, since it is smaller than the sum of its proper divisors (15312569378372).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15312431361052 is a wasteful number, since it uses less digits than its factorization.
15312431361052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2464605 (or 2464603 counting only the distinct ones).
The product of its (nonzero) digits is 64800, while the sum is 37.
The spelling of 15312431361052 in words is "fifteen trillion, three hundred twelve billion, four hundred thirty-one million, three hundred sixty-one thousand, fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •