Base | Representation |
---|---|
bin | 10100111111110001010… |
… | …000001101111011111101 |
3 | 12002221021111122220112002 |
4 | 110333301100031323331 |
5 | 142114440032321410 |
6 | 3022501431352045 |
7 | 206146312165301 |
oct | 24776120157375 |
9 | 5087244586462 |
10 | 1442861604605 |
11 | 506a06840213 |
12 | 1b3777522625 |
13 | a60a47a5aa5 |
14 | 4db98c75d01 |
15 | 277eae9e7a5 |
hex | 14ff140defd |
1442861604605 has 4 divisors (see below), whose sum is σ = 1731433925532. Its totient is φ = 1154289283680.
The previous prime is 1442861604577. The next prime is 1442861604623. The reversal of 1442861604605 is 5064061682441.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 178251151204 + 1264610453401 = 422198^2 + 1124549^2 .
It is not a de Polignac number, because 1442861604605 - 214 = 1442861588221 is a prime.
It is a super-2 number, since 2×14428616046052 (a number of 25 digits) 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 1442861604605.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144286160456 + ... + 144286160465.
It is an arithmetic number, because the mean of its divisors is an integer number (432858481383).
Almost surely, 21442861604605 is an apocalyptic number.
It is an amenable number.
1442861604605 is a deficient number, since it is larger than the sum of its proper divisors (288572320927).
1442861604605 is an equidigital number, since it uses as much as digits as its factorization.
1442861604605 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 288572320926.
The product of its (nonzero) digits is 1105920, while the sum is 47.
The spelling of 1442861604605 in words is "one trillion, four hundred forty-two billion, eight hundred sixty-one million, six hundred four thousand, six hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •