Base | Representation |
---|---|
bin | 1111010001110… |
… | …00110100110000 |
3 | 22221011011010112 |
4 | 13220320310300 |
5 | 230302042044 |
6 | 20414520452 |
7 | 3114222320 |
oct | 750706460 |
9 | 287134115 |
10 | 128159024 |
11 | 66384854 |
12 | 36b06128 |
13 | 20722856 |
14 | 13041280 |
15 | b3b809e |
hex | 7a38d30 |
128159024 has 20 divisors (see below), whose sum is σ = 283780944. Its totient is φ = 54925248.
The previous prime is 128159011. The next prime is 128159027. The reversal of 128159024 is 420951821.
It is not an unprimeable number, because it can be changed into a prime (128159027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 572027 + ... + 572250.
Almost surely, 2128159024 is an apocalyptic number.
128159024 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
128159024 is an abundant number, since it is smaller than the sum of its proper divisors (155621920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
128159024 is a wasteful number, since it uses less digits than its factorization.
128159024 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1144292 (or 1144286 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 32.
The square root of 128159024 is about 11320.7342518054. The cubic root of 128159024 is about 504.1770395091.
The spelling of 128159024 in words is "one hundred twenty-eight million, one hundred fifty-nine thousand, twenty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •