Base | Representation |
---|---|
bin | 10011000000011… |
… | …00010110100001 |
3 | 102010000002112100 |
4 | 21200030112201 |
5 | 311303343040 |
6 | 23453121013 |
7 | 3644111403 |
oct | 1140142641 |
9 | 363002470 |
10 | 159434145 |
11 | 81aa6262 |
12 | 45489169 |
13 | 27053040 |
14 | 17262b73 |
15 | dee4b30 |
hex | 980c5a1 |
159434145 has 24 divisors (see below), whose sum is σ = 297611496. Its totient is φ = 78490368.
The previous prime is 159434129. The next prime is 159434159. The reversal of 159434145 is 541434951.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 13483584 + 145950561 = 3672^2 + 12081^2 .
It is not a de Polignac number, because 159434145 - 24 = 159434129 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 135684 + ... + 136853.
It is an arithmetic number, because the mean of its divisors is an integer number (12400479).
Almost surely, 2159434145 is an apocalyptic number.
159434145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
159434145 is a deficient number, since it is larger than the sum of its proper divisors (138177351).
159434145 is a wasteful number, since it uses less digits than its factorization.
159434145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 272561 (or 272558 counting only the distinct ones).
The product of its digits is 43200, while the sum is 36.
The square root of 159434145 is about 12626.7234467220. The cubic root of 159434145 is about 542.2427812176.
The spelling of 159434145 in words is "one hundred fifty-nine million, four hundred thirty-four thousand, one hundred forty-five".
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