Base | Representation |
---|---|
bin | 10010111110000… |
… | …10100110101111 |
3 | 102002102202011201 |
4 | 21133002212233 |
5 | 311214211304 |
6 | 23442430331 |
7 | 3641412631 |
oct | 1137024657 |
9 | 362382151 |
10 | 159132079 |
11 | 8190a317 |
12 | 453623a7 |
13 | 26c786c2 |
14 | 171c4a51 |
15 | de853a4 |
hex | 97c29af |
159132079 has 4 divisors (see below), whose sum is σ = 163432984. Its totient is φ = 154831176.
The previous prime is 159132041. The next prime is 159132091. The reversal of 159132079 is 970231951.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-159132079 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 4300867 = 159132079 / (1 + 5 + 9 + 1 + 3 + 2 + 0 + 7 + 9).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (159132679) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2150397 + ... + 2150470.
It is an arithmetic number, because the mean of its divisors is an integer number (40858246).
Almost surely, 2159132079 is an apocalyptic number.
159132079 is a deficient number, since it is larger than the sum of its proper divisors (4300905).
159132079 is an equidigital number, since it uses as much as digits as its factorization.
159132079 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4300904.
The product of its (nonzero) digits is 17010, while the sum is 37.
The square root of 159132079 is about 12614.7563987578. The cubic root of 159132079 is about 541.9001179851.
It can be divided in two parts, 1591 and 32079, that added together give a triangular number (33670 = T259).
The spelling of 159132079 in words is "one hundred fifty-nine million, one hundred thirty-two thousand, seventy-nine".
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