Base | Representation |
---|---|
bin | 101101011000101… |
… | …000010110010001 |
3 | 1222001202201120111 |
4 | 231120220112101 |
5 | 3024411301231 |
6 | 203320041321 |
7 | 24604026511 |
oct | 5530502621 |
9 | 1861681514 |
10 | 761431441 |
11 | 360898791 |
12 | 193003241 |
13 | c199aa64 |
14 | 731a9841 |
15 | 46ca94b1 |
hex | 2d628591 |
761431441 has 4 divisors (see below), whose sum is σ = 801506800. Its totient is φ = 721356084.
The previous prime is 761431439. The next prime is 761431457. The reversal of 761431441 is 144134167.
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 761431441 - 21 = 761431439 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (761431471) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20037651 + ... + 20037688.
It is an arithmetic number, because the mean of its divisors is an integer number (200376700).
Almost surely, 2761431441 is an apocalyptic number.
It is an amenable number.
761431441 is a deficient number, since it is larger than the sum of its proper divisors (40075359).
761431441 is a wasteful number, since it uses less digits than its factorization.
761431441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40075358.
The product of its digits is 8064, while the sum is 31.
The square root of 761431441 is about 27594.0472022500. The cubic root of 761431441 is about 913.1531086161.
The spelling of 761431441 in words is "seven hundred sixty-one million, four hundred thirty-one thousand, four hundred forty-one".
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