Base | Representation |
---|---|
bin | 10011000000011… |
… | …10001001010010 |
3 | 102010000110121101 |
4 | 21200032021102 |
5 | 311304111430 |
6 | 23453215014 |
7 | 3644141665 |
oct | 1140161122 |
9 | 363013541 |
10 | 159441490 |
11 | 8200082a |
12 | 4549146a |
13 | 270564a0 |
14 | 172656dc |
15 | dee6dca |
hex | 980e252 |
159441490 has 64 divisors (see below), whose sum is σ = 320223456. Its totient is φ = 56788992.
The previous prime is 159441481. The next prime is 159441509. The reversal of 159441490 is 94144951.
It can be written as a sum of positive squares in 16 ways, for example, as 361 + 159441129 = 19^2 + 12627^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 502812 + ... + 503128.
Almost surely, 2159441490 is an apocalyptic number.
159441490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
159441490 is an abundant number, since it is smaller than the sum of its proper divisors (160781966).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
159441490 is a wasteful number, since it uses less digits than its factorization.
159441490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 463.
The product of its (nonzero) digits is 25920, while the sum is 37.
The square root of 159441490 is about 12627.0142947571. The cubic root of 159441490 is about 542.2511079828.
The spelling of 159441490 in words is "one hundred fifty-nine million, four hundred forty-one thousand, four hundred ninety".
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