Base | Representation |
---|---|
bin | 10101010111101111… |
… | …001010011111001000 |
3 | 2012020012111010120212 |
4 | 111113233022133020 |
5 | 333443341133432 |
6 | 14312553540252 |
7 | 1441433510000 |
oct | 252757123710 |
9 | 65205433525 |
10 | 22946817992 |
11 | 9805975a9a |
12 | 4544a14688 |
13 | 221905b617 |
14 | 1179807000 |
15 | 8e48072b2 |
hex | 557bca7c8 |
22946817992 has 60 divisors (see below), whose sum is σ = 50239142145. Its totient is φ = 9825352992.
The previous prime is 22946817983. The next prime is 22946818031. The reversal of 22946817992 is 29971864922.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 2 ways, for example, as 14224378756 + 8722439236 = 119266^2 + 93394^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=107114.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 20993798 + ... + 20994890.
Almost surely, 222946817992 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22946817992
22946817992 is an abundant number, since it is smaller than the sum of its proper divisors (27292324153).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22946817992 is an frugal number, since it uses more digits than its factorization.
22946817992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2220 (or 1102 counting only the distinct ones).
The product of its digits is 7838208, while the sum is 59.
It can be divided in two parts, 2294 and 6817992, that added together give a palindrome (6820286).
The spelling of 22946817992 in words is "twenty-two billion, nine hundred forty-six million, eight hundred seventeen thousand, nine hundred ninety-two".
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