Base | Representation |
---|---|
bin | 1010111010000… |
… | …01000001000111 |
3 | 20101011022000021 |
4 | 11131001001013 |
5 | 141410224143 |
6 | 13025000011 |
7 | 2160446521 |
oct | 535010107 |
9 | 211138007 |
10 | 91492423 |
11 | 47710680 |
12 | 26783007 |
13 | 15c55339 |
14 | c218a11 |
15 | 8073ced |
hex | 5741047 |
91492423 has 8 divisors (see below), whose sum is σ = 100363536. Its totient is φ = 82713600.
The previous prime is 91492403. The next prime is 91492481. The reversal of 91492423 is 32429419.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 91492423 - 225 = 57937991 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (91492403) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20986 + ... + 24967.
It is an arithmetic number, because the mean of its divisors is an integer number (12545442).
Almost surely, 291492423 is an apocalyptic number.
91492423 is a deficient number, since it is larger than the sum of its proper divisors (8871113).
91492423 is a wasteful number, since it uses less digits than its factorization.
91492423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46145.
The product of its digits is 15552, while the sum is 34.
The square root of 91492423 is about 9565.1671705203. The cubic root of 91492423 is about 450.6040004565.
The spelling of 91492423 in words is "ninety-one million, four hundred ninety-two thousand, four hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •