Base | Representation |
---|---|
bin | 100000011010101111110100… |
… | …110100111110010000000001 |
3 | 200200211002102000011011112200 |
4 | 200122233310310332100001 |
5 | 122141424210002333024 |
6 | 1223122145123543413 |
7 | 42013512651624441 |
oct | 4032576464762001 |
9 | 620732360134480 |
10 | 142575546917889 |
11 | 41479a4a331058 |
12 | 13ba811a22ab69 |
13 | 6172a7c79a3c7 |
14 | 272c99c564121 |
15 | 1173ab56992c9 |
hex | 81abf4d3e401 |
142575546917889 has 6 divisors (see below), whose sum is σ = 205942456659186. Its totient is φ = 95050364611920.
The previous prime is 142575546917851. The next prime is 142575546917893. The reversal of 142575546917889 is 988719645575241.
142575546917889 is a `hidden beast` number, since 1 + 4 + 2 + 5 + 7 + 5 + 5 + 469 + 1 + 78 + 89 = 666.
It can be written as a sum of positive squares in only one way, i.e., 137606624442225 + 4968922475664 = 11730585^2 + 2229108^2 .
It is not a de Polignac number, because 142575546917889 - 216 = 142575546852353 is a prime.
It is not an unprimeable number, because it can be changed into a prime (142575546917389) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7920863717652 + ... + 7920863717669.
It is an arithmetic number, because the mean of its divisors is an integer number (34323742776531).
Almost surely, 2142575546917889 is an apocalyptic number.
It is an amenable number.
142575546917889 is a deficient number, since it is larger than the sum of its proper divisors (63366909741297).
142575546917889 is a wasteful number, since it uses less digits than its factorization.
142575546917889 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15841727435327 (or 15841727435324 counting only the distinct ones).
The product of its digits is 6096384000, while the sum is 81.
The spelling of 142575546917889 in words is "one hundred forty-two trillion, five hundred seventy-five billion, five hundred forty-six million, nine hundred seventeen thousand, eight hundred eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •