Base | Representation |
---|---|
bin | 11111111001000100… |
… | …101001001100000100 |
3 | 10021101111012210210112 |
4 | 133321010221030010 |
5 | 1030112314441030 |
6 | 23421541212152 |
7 | 2321405035052 |
oct | 377104511404 |
9 | 107344183715 |
10 | 34243515140 |
11 | 1358263183a |
12 | 6778101058 |
13 | 32c95985c3 |
14 | 192bc6b1d2 |
15 | d56451a95 |
hex | 7f9129304 |
34243515140 has 48 divisors (see below), whose sum is σ = 76156945200. Its totient is φ = 12889055232.
The previous prime is 34243515121. The next prime is 34243515181. The reversal of 34243515140 is 4151534243.
It can be written as a sum of positive squares in 8 ways, for example, as 290293444 + 33953221696 = 17038^2 + 184264^2 .
It is a junction number, because it is equal to n+sod(n) for n = 34243515097 and 34243515106.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2784926 + ... + 2797194.
It is an arithmetic number, because the mean of its divisors is an integer number (1586603025).
Almost surely, 234243515140 is an apocalyptic number.
It is an amenable number.
34243515140 is an abundant number, since it is smaller than the sum of its proper divisors (41913430060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
34243515140 is a wasteful number, since it uses less digits than its factorization.
34243515140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20504 (or 20502 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 32.
The spelling of 34243515140 in words is "thirty-four billion, two hundred forty-three million, five hundred fifteen thousand, one hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •