Base | Representation |
---|---|
bin | 101010111000… |
… | …0100001100000 |
3 | 1120022011010100 |
4 | 1111300201200 |
5 | 21223342432 |
6 | 2121502400 |
7 | 362041152 |
oct | 125604140 |
9 | 46264110 |
10 | 22480992 |
11 | 11765336 |
12 | 7641a00 |
13 | 4871781 |
14 | 2db2ad2 |
15 | 1e9107c |
hex | 1570860 |
22480992 has 36 divisors (see below), whose sum is σ = 63931140. Its totient is φ = 7493568.
The previous prime is 22480967. The next prime is 22480999. The reversal of 22480992 is 29908422.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22480999) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38742 + ... + 39317.
It is an arithmetic number, because the mean of its divisors is an integer number (1775865).
Almost surely, 222480992 is an apocalyptic number.
It is an amenable number.
22480992 is an abundant number, since it is smaller than the sum of its proper divisors (41450148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22480992 is a wasteful number, since it uses less digits than its factorization.
22480992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78075 (or 78064 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 36.
The square root of 22480992 is about 4741.4124477839. The cubic root of 22480992 is about 282.2312875432.
The spelling of 22480992 in words is "twenty-two million, four hundred eighty thousand, nine hundred ninety-two".
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