Base | Representation |
---|---|
bin | 1001000001110111100… |
… | …0011101100101010111 |
3 | 112211101120221202022010 |
4 | 2100131320131211113 |
5 | 10020141230210114 |
6 | 155132231235303 |
7 | 14131010426433 |
oct | 2203570354527 |
9 | 484346852263 |
10 | 155120163159 |
11 | 5a871319555 |
12 | 26091518b33 |
13 | 118212912c0 |
14 | 77177b19c3 |
15 | 407d36ec59 |
hex | 241de1d957 |
155120163159 has 16 divisors (see below), whose sum is σ = 222749996000. Its totient is φ = 95452839936.
The previous prime is 155120163127. The next prime is 155120163193. The reversal of 155120163159 is 951361021551.
It is not a de Polignac number, because 155120163159 - 25 = 155120163127 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155120163559) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 593727 + ... + 814095.
It is an arithmetic number, because the mean of its divisors is an integer number (13921874750).
Almost surely, 2155120163159 is an apocalyptic number.
155120163159 is a deficient number, since it is larger than the sum of its proper divisors (67629832841).
155120163159 is a wasteful number, since it uses less digits than its factorization.
155120163159 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 238434.
The product of its (nonzero) digits is 40500, while the sum is 39.
The spelling of 155120163159 in words is "one hundred fifty-five billion, one hundred twenty million, one hundred sixty-three thousand, one hundred fifty-nine".
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