Base | Representation |
---|---|
bin | 11111000111110001010011… |
… | …11110100110100011000110 |
3 | 22222022111010012122121202200 |
4 | 33203320221332212203012 |
5 | 32432231342032434032 |
6 | 401315220401215330 |
7 | 20262250356602241 |
oct | 1743705176464306 |
9 | 288274105577680 |
10 | 68436713171142 |
11 | 1a895935497598 |
12 | 78135b0931546 |
13 | 2c25728c12c94 |
14 | 12c84d6dd8258 |
15 | 7da2e159847c |
hex | 3e3e29fa68c6 |
68436713171142 has 24 divisors (see below), whose sum is σ = 148843345766544. Its totient is φ = 22725499175664.
The previous prime is 68436713171111. The next prime is 68436713171161. The reversal of 68436713171142 is 24117131763486.
68436713171142 is a `hidden beast` number, since 6 + 8 + 4 + 367 + 131 + 7 + 1 + 142 = 666.
It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7228207473 + ... + 7228216940.
It is an arithmetic number, because the mean of its divisors is an integer number (6201806073606).
Almost surely, 268436713171142 is an apocalyptic number.
68436713171142 is an abundant number, since it is smaller than the sum of its proper divisors (80406632595402).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68436713171142 is a wasteful number, since it uses less digits than its factorization.
68436713171142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14456424684 (or 14456424681 counting only the distinct ones).
The product of its digits is 4064256, while the sum is 54.
The spelling of 68436713171142 in words is "sixty-eight trillion, four hundred thirty-six billion, seven hundred thirteen million, one hundred seventy-one thousand, one hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •