Base | Representation |
---|---|
bin | 10010111101110… |
… | …00101000110001 |
3 | 102002100200011111 |
4 | 21132320220301 |
5 | 311211404444 |
6 | 23441513321 |
7 | 3641152612 |
oct | 1136705061 |
9 | 362320144 |
10 | 159091249 |
11 | 81891679 |
12 | 45342841 |
13 | 26c62c45 |
14 | 171b3c09 |
15 | de78234 |
hex | 97b8a31 |
159091249 has 8 divisors (see below), whose sum is σ = 160662528. Its totient is φ = 157525200.
The previous prime is 159091223. The next prime is 159091267. The reversal of 159091249 is 942190951.
159091249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 159091249 - 211 = 159089201 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (159091549) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88134 + ... + 89920.
It is an arithmetic number, because the mean of its divisors is an integer number (20082816).
Almost surely, 2159091249 is an apocalyptic number.
It is an amenable number.
159091249 is a deficient number, since it is larger than the sum of its proper divisors (1571279).
159091249 is a wasteful number, since it uses less digits than its factorization.
159091249 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2615.
The product of its (nonzero) digits is 29160, while the sum is 40.
The square root of 159091249 is about 12613.1379521513. The cubic root of 159091249 is about 541.8537672335.
The spelling of 159091249 in words is "one hundred fifty-nine million, ninety-one thousand, two hundred forty-nine".
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