Base | Representation |
---|---|
bin | 10010111101011… |
… | …00001010010001 |
3 | 102002021002001202 |
4 | 21132230022101 |
5 | 311203241040 |
6 | 23440440545 |
7 | 3640550615 |
oct | 1136541221 |
9 | 362232052 |
10 | 159040145 |
11 | 81857240 |
12 | 45319155 |
13 | 26c458c4 |
14 | 1719d345 |
15 | de68015 |
hex | 97ac291 |
159040145 has 8 divisors (see below), whose sum is σ = 208198080. Its totient is φ = 115665520.
The previous prime is 159040139. The next prime is 159040153. The reversal of 159040145 is 541040951.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 159040145 - 212 = 159036049 is a prime.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 1445765 + ... + 1445874.
It is an arithmetic number, because the mean of its divisors is an integer number (26024760).
Almost surely, 2159040145 is an apocalyptic number.
It is an amenable number.
159040145 is a deficient number, since it is larger than the sum of its proper divisors (49157935).
159040145 is a wasteful number, since it uses less digits than its factorization.
159040145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2891655.
The product of its (nonzero) digits is 3600, while the sum is 29.
The square root of 159040145 is about 12611.1119652472. Note that the first 3 decimals coincide. The cubic root of 159040145 is about 541.7957421260.
The spelling of 159040145 in words is "one hundred fifty-nine million, forty thousand, one hundred forty-five".
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