Base | Representation |
---|---|
bin | 111100111100110… |
… | …0110110010101001 |
3 | 12021112022002110201 |
4 | 1321321212302221 |
5 | 13142024103413 |
6 | 534534312201 |
7 | 101452303426 |
oct | 17171466251 |
9 | 5245262421 |
10 | 2045144233 |
11 | 95a481150 |
12 | 490ab8661 |
13 | 267922522 |
14 | 15588ad4d |
15 | be82d9dd |
hex | 79e66ca9 |
2045144233 has 4 divisors (see below), whose sum is σ = 2231066448. Its totient is φ = 1859222020.
The previous prime is 2045144221. The next prime is 2045144237. The reversal of 2045144233 is 3324415402.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2045144233 - 25 = 2045144201 is a prime.
It is a super-2 number, since 2×20451442332 = 8365229867546316578, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2045144237) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92961091 + ... + 92961112.
It is an arithmetic number, because the mean of its divisors is an integer number (557766612).
Almost surely, 22045144233 is an apocalyptic number.
It is an amenable number.
2045144233 is a deficient number, since it is larger than the sum of its proper divisors (185922215).
2045144233 is a wasteful number, since it uses less digits than its factorization.
2045144233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 185922214.
The product of its (nonzero) digits is 11520, while the sum is 28.
The square root of 2045144233 is about 45223.2709232758. The cubic root of 2045144233 is about 1269.3303003957.
Adding to 2045144233 its reverse (3324415402), we get a palindrome (5369559635).
The spelling of 2045144233 in words is "two billion, forty-five million, one hundred forty-four thousand, two hundred thirty-three".
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