Base | Representation |
---|---|
bin | 11100001110101001… |
… | …01101011101101110 |
3 | 1110010012021201201022 |
4 | 32013110231131232 |
5 | 222014221131100 |
6 | 10543501414142 |
7 | 1044363354230 |
oct | 160724553556 |
9 | 43105251638 |
10 | 15155255150 |
11 | 6477823562 |
12 | 2b2b56a352 |
13 | 1576a67bc9 |
14 | a3aaba250 |
15 | 5da780e85 |
hex | 38752d76e |
15155255150 has 24 divisors (see below), whose sum is σ = 32215743120. Its totient is φ = 5196087360.
The previous prime is 15155255123. The next prime is 15155255249. The reversal of 15155255150 is 5155255151.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a self number, because there is not a number n which added to its sum of digits gives 15155255150.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21650015 + ... + 21650714.
It is an arithmetic number, because the mean of its divisors is an integer number (1342322630).
Almost surely, 215155255150 is an apocalyptic number.
15155255150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
15155255150 is an abundant number, since it is smaller than the sum of its proper divisors (17060487970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15155255150 is a wasteful number, since it uses less digits than its factorization.
15155255150 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43300748 (or 43300743 counting only the distinct ones).
The product of its (nonzero) digits is 31250, while the sum is 35.
Subtracting from 15155255150 its reverse (5155255151), we obtain a palindrome (9999999999).
The spelling of 15155255150 in words is "fifteen billion, one hundred fifty-five million, two hundred fifty-five thousand, one hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •