Base | Representation |
---|---|
bin | 11100001011100000… |
… | …11000000100000001 |
3 | 1110001100210110001220 |
4 | 32011300120010001 |
5 | 221441002444324 |
6 | 10541121545253 |
7 | 1043623656645 |
oct | 160560300401 |
9 | 43040713056 |
10 | 15128953089 |
11 | 6463999418 |
12 | 2b227a5229 |
13 | 1571489163 |
14 | a373d0c25 |
15 | 5d82d7b79 |
hex | 385c18101 |
15128953089 has 32 divisors (see below), whose sum is σ = 21538897920. Its totient is φ = 9412822272.
The previous prime is 15128953079. The next prime is 15128953127. The reversal of 15128953089 is 98035982151.
It is not a de Polignac number, because 15128953089 - 28 = 15128952833 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (15128953019) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3494244 + ... + 3498570.
It is an arithmetic number, because the mean of its divisors is an integer number (673090560).
Almost surely, 215128953089 is an apocalyptic number.
It is an amenable number.
15128953089 is a deficient number, since it is larger than the sum of its proper divisors (6409944831).
15128953089 is a wasteful number, since it uses less digits than its factorization.
15128953089 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4909.
The product of its (nonzero) digits is 777600, while the sum is 51.
The spelling of 15128953089 in words is "fifteen billion, one hundred twenty-eight million, nine hundred fifty-three thousand, eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •