Base | Representation |
---|---|
bin | 10100100111001000… |
… | …010101001110110111 |
3 | 2010010101000011010211 |
4 | 110213020111032313 |
5 | 330311110111043 |
6 | 14100023130251 |
7 | 1412302134613 |
oct | 244710251667 |
9 | 63111004124 |
10 | 22131332023 |
11 | 9427618349 |
12 | 43578a3987 |
13 | 2119115b48 |
14 | 10dd3aa343 |
15 | 897e21a9d |
hex | 5272153b7 |
22131332023 has 8 divisors (see below), whose sum is σ = 22194944640. Its totient is φ = 22067780280.
The previous prime is 22131331979. The next prime is 22131332077. The reversal of 22131332023 is 32023313122.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 22131332023 - 213 = 22131323831 is a prime.
It is a super-2 number, since 2×221313320232 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 22131331985 and 22131332003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22131332323) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 770388 + ... + 798598.
It is an arithmetic number, because the mean of its divisors is an integer number (2774368080).
Almost surely, 222131332023 is an apocalyptic number.
22131332023 is a deficient number, since it is larger than the sum of its proper divisors (63612617).
22131332023 is a wasteful number, since it uses less digits than its factorization.
22131332023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30437.
The product of its (nonzero) digits is 1296, while the sum is 22.
Adding to 22131332023 its reverse (32023313122), we get a palindrome (54154645145).
The spelling of 22131332023 in words is "twenty-two billion, one hundred thirty-one million, three hundred thirty-two thousand, twenty-three".
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