Base | Representation |
---|---|
bin | 1000111111001… |
… | …01110111111101 |
3 | 12020212020021022 |
4 | 10133211313331 |
5 | 123244443321 |
6 | 11251513525 |
7 | 1603544156 |
oct | 437456775 |
9 | 166766238 |
10 | 75390461 |
11 | 39612a73 |
12 | 212b88a5 |
13 | 12808253 |
14 | a02692d |
15 | 6942dab |
hex | 47e5dfd |
75390461 has 8 divisors (see below), whose sum is σ = 84026880. Its totient is φ = 67220928.
The previous prime is 75390457. The next prime is 75390467. The reversal of 75390461 is 16409357.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 75390461 - 22 = 75390457 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75390467) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116381 + ... + 117026.
It is an arithmetic number, because the mean of its divisors is an integer number (10503360).
Almost surely, 275390461 is an apocalyptic number.
It is an amenable number.
75390461 is a deficient number, since it is larger than the sum of its proper divisors (8636419).
75390461 is a wasteful number, since it uses less digits than its factorization.
75390461 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 233443.
The product of its (nonzero) digits is 22680, while the sum is 35.
The square root of 75390461 is about 8682.7680494183. The cubic root of 75390461 is about 422.4469053175.
The spelling of 75390461 in words is "seventy-five million, three hundred ninety thousand, four hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •