Base | Representation |
---|---|
bin | 1001101001101001… |
… | …1001111100100001 |
3 | 20200112200210100001 |
4 | 2122122121330201 |
5 | 20301144111111 |
6 | 1105021500001 |
7 | 121124564254 |
oct | 23232317441 |
9 | 6615623301 |
10 | 2590613281 |
11 | 110a374113 |
12 | 603711601 |
13 | 323937589 |
14 | 1a80bb09b |
15 | 1026791c1 |
hex | 9a699f21 |
2590613281 has 8 divisors (see below), whose sum is σ = 2629926144. Its totient is φ = 2551379040.
The previous prime is 2590613261. The next prime is 2590613293. The reversal of 2590613281 is 1823160952.
2590613281 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 2590613281 - 213 = 2590605089 is a prime.
It is a super-2 number, since 2×25906132812 = 13422554343387169922, which 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 2590613281.
It is not an unprimeable number, because it can be changed into a prime (2590613231) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48520 + ... + 86806.
It is an arithmetic number, because the mean of its divisors is an integer number (328740768).
Almost surely, 22590613281 is an apocalyptic number.
It is an amenable number.
2590613281 is a deficient number, since it is larger than the sum of its proper divisors (39312863).
2590613281 is an equidigital number, since it uses as much as digits as its factorization.
2590613281 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39311.
The product of its (nonzero) digits is 25920, while the sum is 37.
The square root of 2590613281 is about 50898.0675566372. The cubic root of 2590613281 is about 1373.4120786937.
The spelling of 2590613281 in words is "two billion, five hundred ninety million, six hundred thirteen thousand, two hundred eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •