Base | Representation |
---|---|
bin | 10110111001001… |
… | …01010110010011 |
3 | 111101100202122000 |
4 | 23130211112103 |
5 | 343130324022 |
6 | 31020045043 |
7 | 4521222225 |
oct | 1334452623 |
9 | 441322560 |
10 | 192042387 |
11 | 99448319 |
12 | 54393783 |
13 | 30a2c264 |
14 | 1b710415 |
15 | 11cd66ac |
hex | b725593 |
192042387 has 32 divisors (see below), whose sum is σ = 314357760. Its totient is φ = 115251840.
The previous prime is 192042371. The next prime is 192042419. The reversal of 192042387 is 783240291.
It is not a de Polignac number, because 192042387 - 24 = 192042371 is a prime.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (192042307) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1462 + ... + 19652.
It is an arithmetic number, because the mean of its divisors is an integer number (9823680).
Almost surely, 2192042387 is an apocalyptic number.
192042387 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
192042387 is a deficient number, since it is larger than the sum of its proper divisors (122315373).
192042387 is a wasteful number, since it uses less digits than its factorization.
192042387 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18240 (or 18234 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 36.
The square root of 192042387 is about 13857.9358852608. The cubic root of 192042387 is about 576.9422782163.
The spelling of 192042387 in words is "one hundred ninety-two million, forty-two thousand, three hundred eighty-seven".
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