Base | Representation |
---|---|
bin | 11100001110010100… |
… | …01101001100101110 |
3 | 1110010000002211111010 |
4 | 32013022031030232 |
5 | 222013020022200 |
6 | 10543322410050 |
7 | 1044331065234 |
oct | 160712151456 |
9 | 43100084433 |
10 | 15152501550 |
11 | 647621275a |
12 | 2b2a660926 |
13 | 1576312764 |
14 | a3a5a0954 |
15 | 5da3da150 |
hex | 38728d32e |
15152501550 has 96 divisors (see below), whose sum is σ = 38531676672. Its totient is φ = 3938836480.
The previous prime is 15152501531. The next prime is 15152501671. The reversal of 15152501550 is 5510525151.
15152501550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1807669 + ... + 1816031.
It is an arithmetic number, because the mean of its divisors is an integer number (401371632).
Almost surely, 215152501550 is an apocalyptic number.
15152501550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 15152501550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19265838336).
15152501550 is an abundant number, since it is smaller than the sum of its proper divisors (23379175122).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15152501550 is a wasteful number, since it uses less digits than its factorization.
15152501550 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8682 (or 8677 counting only the distinct ones).
The product of its (nonzero) digits is 6250, while the sum is 30.
The spelling of 15152501550 in words is "fifteen billion, one hundred fifty-two million, five hundred one thousand, five hundred fifty".
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