Base | Representation |
---|---|
bin | 10100101100100110… |
… | …110100011000111000 |
3 | 2010100202220001002100 |
4 | 110230212310120320 |
5 | 331003120210130 |
6 | 14113104303400 |
7 | 1414466111553 |
oct | 245446643070 |
9 | 63322801070 |
10 | 22223210040 |
11 | 9474471699 |
12 | 4382611b60 |
13 | 2132174835 |
14 | 110b68569a |
15 | 8a101ec60 |
hex | 52c9b4638 |
22223210040 has 48 divisors (see below), whose sum is σ = 72225433800. Its totient is φ = 5926189248.
The previous prime is 22223210039. The next prime is 22223210057. The reversal of 22223210040 is 4001232222.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 22223209995 and 22223210022.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30865210 + ... + 30865929.
Almost surely, 222223210040 is an apocalyptic number.
22223210040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22223210040 is an abundant number, since it is smaller than the sum of its proper divisors (50002223760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22223210040 is a wasteful number, since it uses less digits than its factorization.
22223210040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61731156 (or 61731149 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
Adding to 22223210040 its reverse (4001232222), we get a palindrome (26224442262).
The spelling of 22223210040 in words is "twenty-two billion, two hundred twenty-three million, two hundred ten thousand, forty".
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