Base | Representation |
---|---|
bin | 10010111000011… |
… | …00010001100111 |
3 | 102001000210201120 |
4 | 21130030101213 |
5 | 311021312010 |
6 | 23414425023 |
7 | 3632152410 |
oct | 1134142147 |
9 | 361023646 |
10 | 158385255 |
11 | 8144a206 |
12 | 45062173 |
13 | 26a767b2 |
14 | 1706c807 |
15 | dd88e70 |
hex | 970c467 |
158385255 has 32 divisors (see below), whose sum is σ = 296690688. Its totient is φ = 70636800.
The previous prime is 158385233. The next prime is 158385287. The reversal of 158385255 is 552583851.
It is not a de Polignac number, because 158385255 - 27 = 158385127 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14091 + ... + 22700.
It is an arithmetic number, because the mean of its divisors is an integer number (9271584).
Almost surely, 2158385255 is an apocalyptic number.
158385255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
158385255 is a deficient number, since it is larger than the sum of its proper divisors (138305433).
158385255 is a wasteful number, since it uses less digits than its factorization.
158385255 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36847.
The product of its digits is 240000, while the sum is 42.
The square root of 158385255 is about 12585.1203808307. The cubic root of 158385255 is about 541.0510564620.
The spelling of 158385255 in words is "one hundred fifty-eight million, three hundred eighty-five thousand, two hundred fifty-five".
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