Base | Representation |
---|---|
bin | 1001001101010100101… |
… | …0000110000110010111 |
3 | 120010022212211110112220 |
4 | 2103111022012012113 |
5 | 10042440411003322 |
6 | 200401312113423 |
7 | 14300135310303 |
oct | 2232512060627 |
9 | 503285743486 |
10 | 158195016087 |
11 | 610a9a65019 |
12 | 267ab235873 |
13 | 11bc13231c4 |
14 | 7929d00d03 |
15 | 41ad29c55c |
hex | 24d5286197 |
158195016087 has 16 divisors (see below), whose sum is σ = 212337815040. Its totient is φ = 104759984000.
The previous prime is 158195016061. The next prime is 158195016121. The reversal of 158195016087 is 780610591851.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-158195016087 is a prime.
It is a super-2 number, since 2×1581950160872 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (158195016887) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12412 + ... + 562622.
It is an arithmetic number, because the mean of its divisors is an integer number (13271113440).
Almost surely, 2158195016087 is an apocalyptic number.
158195016087 is a deficient number, since it is larger than the sum of its proper divisors (54142798953).
158195016087 is a wasteful number, since it uses less digits than its factorization.
158195016087 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 550854.
The product of its (nonzero) digits is 604800, while the sum is 51.
The spelling of 158195016087 in words is "one hundred fifty-eight billion, one hundred ninety-five million, sixteen thousand, eighty-seven".
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