Base | Representation |
---|---|
bin | 1001010000010101000… |
… | …0110001001110011101 |
3 | 120012102010110011002100 |
4 | 2110011100301032131 |
5 | 10101114012300330 |
6 | 201013342115313 |
7 | 14326135212012 |
oct | 2240520611635 |
9 | 505363404070 |
10 | 159002071965 |
11 | 61483585050 |
12 | 2699557bb39 |
13 | 11cbc5a6869 |
14 | 79a5185709 |
15 | 420906a060 |
hex | 250543139d |
159002071965 has 24 divisors (see below), whose sum is σ = 300658464288. Its totient is φ = 77091913440.
The previous prime is 159002071909. The next prime is 159002071967. The reversal of 159002071965 is 569170200951.
It is not a de Polignac number, because 159002071965 - 212 = 159002067869 is a prime.
It is a super-2 number, since 2×1590020719652 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 159002071965.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (159002071967) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 160607659 + ... + 160608648.
It is an arithmetic number, because the mean of its divisors is an integer number (12527436012).
Almost surely, 2159002071965 is an apocalyptic number.
159002071965 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
159002071965 is a deficient number, since it is larger than the sum of its proper divisors (141656392323).
159002071965 is a wasteful number, since it uses less digits than its factorization.
159002071965 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 321216329 (or 321216326 counting only the distinct ones).
The product of its (nonzero) digits is 170100, while the sum is 45.
The spelling of 159002071965 in words is "one hundred fifty-nine billion, two million, seventy-one thousand, nine hundred sixty-five".
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