Base | Representation |
---|---|
bin | 1011000110111… |
… | …11001111100001 |
3 | 20111100111101202 |
4 | 11203133033201 |
5 | 142324022324 |
6 | 13125210545 |
7 | 2211044210 |
oct | 543371741 |
9 | 214314352 |
10 | 93189089 |
11 | 4866a384 |
12 | 27260a55 |
13 | 163ca696 |
14 | c53b077 |
15 | 82ab8ae |
hex | 58df3e1 |
93189089 has 4 divisors (see below), whose sum is σ = 106501824. Its totient is φ = 79876356.
The previous prime is 93189079. The next prime is 93189097. The reversal of 93189089 is 98098139.
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, and also an emirpimes, since its reverse is a distinct semiprime: 98098139 = 331 ⋅296369.
It is not a de Polignac number, because 93189089 - 24 = 93189073 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (93189059) 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, 6656357 + ... + 6656370.
It is an arithmetic number, because the mean of its divisors is an integer number (26625456).
Almost surely, 293189089 is an apocalyptic number.
It is an amenable number.
93189089 is a deficient number, since it is larger than the sum of its proper divisors (13312735).
93189089 is a wasteful number, since it uses less digits than its factorization.
93189089 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13312734.
The product of its (nonzero) digits is 139968, while the sum is 47.
The square root of 93189089 is about 9653.4495906904. The cubic root of 93189089 is about 453.3723415948.
The spelling of 93189089 in words is "ninety-three million, one hundred eighty-nine thousand, eighty-nine".
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