Base | Representation |
---|---|
bin | 1010111110111… |
… | …10111010001001 |
3 | 20102101011010221 |
4 | 11133132322021 |
5 | 142041423040 |
6 | 13050510041 |
7 | 2166112150 |
oct | 537367211 |
9 | 212334127 |
10 | 92139145 |
11 | 4801255a |
12 | 26a35321 |
13 | 16120807 |
14 | c346597 |
15 | 815074a |
hex | 57dee89 |
92139145 has 16 divisors (see below), whose sum is σ = 126731520. Its totient is φ = 62996544.
The previous prime is 92139121. The next prime is 92139163. The reversal of 92139145 is 54193129.
It is a cyclic number.
It is not a de Polignac number, because 92139145 - 27 = 92139017 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 92139145.
It is an unprimeable number.
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, 8899 + ... + 16231.
It is an arithmetic number, because the mean of its divisors is an integer number (7920720).
Almost surely, 292139145 is an apocalyptic number.
It is an amenable number.
92139145 is a deficient number, since it is larger than the sum of its proper divisors (34592375).
92139145 is a wasteful number, since it uses less digits than its factorization.
92139145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7704.
The product of its digits is 9720, while the sum is 34.
The square root of 92139145 is about 9598.9137406271. The cubic root of 92139145 is about 451.6632195801.
The spelling of 92139145 in words is "ninety-two million, one hundred thirty-nine thousand, one hundred forty-five".
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