Base | Representation |
---|---|
bin | 1010111110101… |
… | …01100110011101 |
3 | 20102022012211221 |
4 | 11133111212131 |
5 | 142034213041 |
6 | 13050013341 |
7 | 2165563045 |
oct | 537254635 |
9 | 212265757 |
10 | 92101021 |
11 | 47a96951 |
12 | 26a17251 |
13 | 1610935c |
14 | c336725 |
15 | 81442d1 |
hex | 57d599d |
92101021 has 4 divisors (see below), whose sum is σ = 92137500. Its totient is φ = 92064544.
The previous prime is 92100997. The next prime is 92101057. The reversal of 92101021 is 12010129.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 87216921 + 4884100 = 9339^2 + 2210^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-92101021 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 92100986 and 92101004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (92101421) 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 3 ways as a sum of consecutive naturals, for example, 14146 + ... + 19603.
It is an arithmetic number, because the mean of its divisors is an integer number (23034375).
Almost surely, 292101021 is an apocalyptic number.
It is an amenable number.
92101021 is a deficient number, since it is larger than the sum of its proper divisors (36479).
92101021 is a wasteful number, since it uses less digits than its factorization.
92101021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36478.
The product of its (nonzero) digits is 36, while the sum is 16.
The square root of 92101021 is about 9596.9276854627. The cubic root of 92101021 is about 451.6009167661.
The spelling of 92101021 in words is "ninety-two million, one hundred one thousand, twenty-one".
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