Base | Representation |
---|---|
bin | 10010011011110011001111… |
… | …001100010110101001001011 |
3 | 101122001201110120121210021122 |
4 | 102123303033030112221023 |
5 | 41111314132333121413 |
6 | 444233245141025455 |
7 | 23035331663122661 |
oct | 2233631714265113 |
9 | 348051416553248 |
10 | 81075278801483 |
11 | 2391891828985a |
12 | 9114b229b528b |
13 | 363149b0bbc75 |
14 | 16040c8b2ac31 |
15 | 958e49e3a108 |
hex | 49bccf316a4b |
81075278801483 has 8 divisors (see below), whose sum is σ = 81132561235200. Its totient is φ = 81017999314560.
The previous prime is 81075278801477. The next prime is 81075278801513. The reversal of 81075278801483 is 38410887257018.
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 81075278801483 - 210 = 81075278800459 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (81075278801983) 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, 55841741 + ... + 57275217.
It is an arithmetic number, because the mean of its divisors is an integer number (10141570154400).
Almost surely, 281075278801483 is an apocalyptic number.
81075278801483 is a deficient number, since it is larger than the sum of its proper divisors (57282433717).
81075278801483 is a wasteful number, since it uses less digits than its factorization.
81075278801483 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1473397.
The product of its (nonzero) digits is 24084480, while the sum is 62.
The spelling of 81075278801483 in words is "eighty-one trillion, seventy-five billion, two hundred seventy-eight million, eight hundred one thousand, four hundred eighty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •