Base | Representation |
---|---|
bin | 10100110011110011… |
… | …101110011110110111 |
3 | 2010200012020112201101 |
4 | 110303303232132313 |
5 | 331230033043411 |
6 | 14133102110531 |
7 | 1420464104641 |
oct | 246363563667 |
9 | 63605215641 |
10 | 22344034231 |
11 | 95266966a2 |
12 | 43b6b7b447 |
13 | 21511c993c |
14 | 111d737891 |
15 | 8ab9398c1 |
hex | 533cee7b7 |
22344034231 has 4 divisors (see below), whose sum is σ = 23114518200. Its totient is φ = 21573550264.
The previous prime is 22344034183. The next prime is 22344034241. The reversal of 22344034231 is 13243044322.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13243044322 = 2 ⋅6621522161.
It is a cyclic number.
It is not a de Polignac number, because 22344034231 - 27 = 22344034103 is a prime.
It is a super-2 number, since 2×223440342312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 22344034231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22344034241) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 385241941 + ... + 385241998.
It is an arithmetic number, because the mean of its divisors is an integer number (5778629550).
Almost surely, 222344034231 is an apocalyptic number.
22344034231 is a deficient number, since it is larger than the sum of its proper divisors (770483969).
22344034231 is an equidigital number, since it uses as much as digits as its factorization.
22344034231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 770483968.
The product of its (nonzero) digits is 13824, while the sum is 28.
Adding to 22344034231 its reverse (13243044322), we get a palindrome (35587078553).
The spelling of 22344034231 in words is "twenty-two billion, three hundred forty-four million, thirty-four thousand, two hundred thirty-one".
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