Base | Representation |
---|---|
bin | 111100110011011… |
… | …0111011011011001 |
3 | 12021012001111122212 |
4 | 1321212313123121 |
5 | 13134244403031 |
6 | 534241124505 |
7 | 101362453130 |
oct | 17146673331 |
9 | 5235044585 |
10 | 2040231641 |
11 | 957726258 |
12 | 48b329735 |
13 | 2668c2476 |
14 | 154d6c917 |
15 | be1ad12b |
hex | 799b76d9 |
2040231641 has 4 divisors (see below), whose sum is σ = 2331693312. Its totient is φ = 1748769972.
The previous prime is 2040231607. The next prime is 2040231653. The reversal of 2040231641 is 1461320402.
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 2040231641 - 230 = 966489817 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2040231041) 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, 145730825 + ... + 145730838.
It is an arithmetic number, because the mean of its divisors is an integer number (582923328).
Almost surely, 22040231641 is an apocalyptic number.
It is an amenable number.
2040231641 is a deficient number, since it is larger than the sum of its proper divisors (291461671).
2040231641 is an equidigital number, since it uses as much as digits as its factorization.
2040231641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 291461670.
The product of its (nonzero) digits is 1152, while the sum is 23.
The square root of 2040231641 is about 45168.9233987263. The cubic root of 2040231641 is about 1268.3131428885.
The spelling of 2040231641 in words is "two billion, forty million, two hundred thirty-one thousand, six hundred forty-one".
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