Base | Representation |
---|---|
bin | 10100100111001000… |
… | …010101000000100110 |
3 | 2010010101000002220000 |
4 | 110213020111000212 |
5 | 330311110043420 |
6 | 14100023122130 |
7 | 1412302132140 |
oct | 244710250046 |
9 | 63111002800 |
10 | 22131331110 |
11 | 9427617699 |
12 | 43578a3346 |
13 | 21191155c5 |
14 | 10dd3a9c90 |
15 | 897e21690 |
hex | 527215026 |
22131331110 has 80 divisors (see below), whose sum is σ = 68009949216. Its totient is φ = 5058588672.
The previous prime is 22131331109. The next prime is 22131331111. The reversal of 22131331110 is 1113313122.
22131331110 is a `hidden beast` number, since 221 + 3 + 1 + 331 + 110 = 666.
It is an interprime number because it is at equal distance from previous prime (22131331109) and next prime (22131331111).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22131331111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1945947 + ... + 1957286.
Almost surely, 222131331110 is an apocalyptic number.
22131331110 is an abundant number, since it is smaller than the sum of its proper divisors (45878618106).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22131331110 is a wasteful number, since it uses less digits than its factorization.
22131331110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3903259 (or 3903250 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 18.
Adding to 22131331110 its reverse (1113313122), we get a palindrome (23244644232).
The spelling of 22131331110 in words is "twenty-two billion, one hundred thirty-one million, three hundred thirty-one thousand, one hundred ten".
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