Base | Representation |
---|---|
bin | 1011000110000… |
… | …01110100100101 |
3 | 20111010101002111 |
4 | 11203001310211 |
5 | 142311143311 |
6 | 13122441021 |
7 | 2210032654 |
oct | 543016445 |
9 | 214111074 |
10 | 93068581 |
11 | 48597891 |
12 | 27203171 |
13 | 16387888 |
14 | c50919b |
15 | 8285d21 |
hex | 58c1d25 |
93068581 has 4 divisors (see below), whose sum is σ = 93254112. Its totient is φ = 92883052.
The previous prime is 93068551. The next prime is 93068597. The reversal of 93068581 is 18586039.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 93068581 - 29 = 93068069 is a prime.
It is a super-2 number, since 2×930685812 = 17323521538707122, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (93068531) 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, 92011 + ... + 93016.
It is an arithmetic number, because the mean of its divisors is an integer number (23313528).
Almost surely, 293068581 is an apocalyptic number.
It is an amenable number.
93068581 is a deficient number, since it is larger than the sum of its proper divisors (185531).
93068581 is a wasteful number, since it uses less digits than its factorization.
93068581 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 185530.
The product of its (nonzero) digits is 51840, while the sum is 40.
The square root of 93068581 is about 9647.2058649124. The cubic root of 93068581 is about 453.1768302884.
The spelling of 93068581 in words is "ninety-three million, sixty-eight thousand, five hundred eighty-one".
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