Base | Representation |
---|---|
bin | 1010111101111… |
… | …00111101000111 |
3 | 20102010002101001 |
4 | 11132330331013 |
5 | 142023000241 |
6 | 13043514131 |
7 | 2164662532 |
oct | 536747507 |
9 | 212102331 |
10 | 92000071 |
11 | 47a28019 |
12 | 26988947 |
13 | 160a2417 |
14 | c30ba19 |
15 | 8124431 |
hex | 57bcf47 |
92000071 has 4 divisors (see below), whose sum is σ = 96842200. Its totient is φ = 87157944.
The previous prime is 92000059. The next prime is 92000099. The reversal of 92000071 is 17000029.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17000029 = 61 ⋅278689.
It is a cyclic number.
It is not a de Polignac number, because 92000071 - 217 = 91868999 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 4842109 = 92000071 / (9 + 2 + 0 + 0 + 0 + 0 + 7 + 1).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (92000011) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2421036 + ... + 2421073.
It is an arithmetic number, because the mean of its divisors is an integer number (24210550).
Almost surely, 292000071 is an apocalyptic number.
92000071 is a deficient number, since it is larger than the sum of its proper divisors (4842129).
92000071 is a wasteful number, since it uses less digits than its factorization.
92000071 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4842128.
The product of its (nonzero) digits is 126, while the sum is 19.
The square root of 92000071 is about 9591.6667477556. Note that the first 3 decimals coincide. The cubic root of 92000071 is about 451.4358596776.
The spelling of 92000071 in words is "ninety-two million, seventy-one", and thus it is an aban number and an uban number.
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