Base | Representation |
---|---|
bin | 101011110100… |
… | …0011010110101 |
3 | 1121020002202222 |
4 | 1113220122311 |
5 | 21340101320 |
6 | 2140212125 |
7 | 366155003 |
oct | 127503265 |
9 | 47202688 |
10 | 22972085 |
11 | 11a702a4 |
12 | 783a045 |
13 | 49b4166 |
14 | 309da73 |
15 | 203b825 |
hex | 15e86b5 |
22972085 has 8 divisors (see below), whose sum is σ = 28455936. Its totient is φ = 17784720.
The previous prime is 22972073. The next prime is 22972093. The reversal of 22972085 is 58027922.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 22972085 - 24 = 22972069 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73949 + ... + 74258.
It is an arithmetic number, because the mean of its divisors is an integer number (3556992).
Almost surely, 222972085 is an apocalyptic number.
It is an amenable number.
22972085 is a deficient number, since it is larger than the sum of its proper divisors (5483851).
22972085 is a wasteful number, since it uses less digits than its factorization.
22972085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148243.
The product of its (nonzero) digits is 20160, while the sum is 35.
The square root of 22972085 is about 4792.9202997755. The cubic root of 22972085 is about 284.2715984410.
The spelling of 22972085 in words is "twenty-two million, nine hundred seventy-two thousand, eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •