Base | Representation |
---|---|
bin | 10010111110101… |
… | …00111011100110 |
3 | 102002120120010211 |
4 | 21133110323212 |
5 | 311224112032 |
6 | 23444210034 |
7 | 3642144523 |
oct | 1137247346 |
9 | 362516124 |
10 | 159207142 |
11 | 81960756 |
12 | 4539991a |
13 | 26ca3913 |
14 | 1720414a |
15 | de9c747 |
hex | 97d4ee6 |
159207142 has 32 divisors (see below), whose sum is σ = 262268928. Its totient is φ = 72183936.
The previous prime is 159207121. The next prime is 159207143. The reversal of 159207142 is 241702951.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (159207143) 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, 106323 + ... + 107809.
It is an arithmetic number, because the mean of its divisors is an integer number (8195904).
Almost surely, 2159207142 is an apocalyptic number.
159207142 is a deficient number, since it is larger than the sum of its proper divisors (103061786).
159207142 is a wasteful number, since it uses less digits than its factorization.
159207142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1620.
The product of its (nonzero) digits is 5040, while the sum is 31.
The square root of 159207142 is about 12617.7312540726. The cubic root of 159207142 is about 541.9853098055.
The spelling of 159207142 in words is "one hundred fifty-nine million, two hundred seven thousand, one hundred forty-two".
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