Base | Representation |
---|---|
bin | 10100100111001110… |
… | …110100010100011100 |
3 | 2010010111012112101002 |
4 | 110213032310110130 |
5 | 330312024012340 |
6 | 14100123405432 |
7 | 1412322445505 |
oct | 244716642434 |
9 | 63114175332 |
10 | 22133032220 |
11 | 9428579772 |
12 | 4358383878 |
13 | 211958c990 |
14 | 10dd6cdbac |
15 | 89815a715 |
hex | 5273b451c |
22133032220 has 48 divisors (see below), whose sum is σ = 51407555808. Its totient is φ = 7951322880.
The previous prime is 22133032217. The next prime is 22133032231. The reversal of 22133032220 is 2223033122.
It is a super-2 number, since 2×221330322202 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 22133032192 and 22133032201.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1140746 + ... + 1159985.
It is an arithmetic number, because the mean of its divisors is an integer number (1070990746).
Almost surely, 222133032220 is an apocalyptic number.
22133032220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22133032220 is an abundant number, since it is smaller than the sum of its proper divisors (29274523588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22133032220 is a wasteful number, since it uses less digits than its factorization.
22133032220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2300790 (or 2300788 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 20.
Adding to 22133032220 its reverse (2223033122), we get a palindrome (24356065342).
The spelling of 22133032220 in words is "twenty-two billion, one hundred thirty-three million, thirty-two thousand, two hundred twenty".
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