Base | Representation |
---|---|
bin | 10011000100001… |
… | …11011000100101 |
3 | 102010221200210210 |
4 | 21202013120211 |
5 | 311421004320 |
6 | 23512010033 |
7 | 3651310536 |
oct | 1142073045 |
9 | 363850723 |
10 | 159938085 |
11 | 8230a93a |
12 | 45690919 |
13 | 2719b528 |
14 | 1735468d |
15 | e0940e0 |
hex | 9887625 |
159938085 has 32 divisors (see below), whose sum is σ = 262471680. Its totient is φ = 83135808.
The previous prime is 159938081. The next prime is 159938099. The reversal of 159938085 is 580839951.
It is not a de Polignac number, because 159938085 - 22 = 159938081 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (159938081) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 111684 + ... + 113106.
It is an arithmetic number, because the mean of its divisors is an integer number (8202240).
Almost surely, 2159938085 is an apocalyptic number.
159938085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
159938085 is a deficient number, since it is larger than the sum of its proper divisors (102533595).
159938085 is a wasteful number, since it uses less digits than its factorization.
159938085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1617.
The product of its (nonzero) digits is 388800, while the sum is 48.
The square root of 159938085 is about 12646.6629985937. The cubic root of 159938085 is about 542.8134879649.
The spelling of 159938085 in words is "one hundred fifty-nine million, nine hundred thirty-eight thousand, eighty-five".
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