Base | Representation |
---|---|
bin | 10101001001001010… |
… | …11100110000100100 |
3 | 1002022002022110211120 |
4 | 22210211130300210 |
5 | 141221402341030 |
6 | 5114211533540 |
7 | 551202510456 |
oct | 124445346044 |
9 | 32262273746 |
10 | 11351215140 |
11 | 48a5512a41 |
12 | 22495ba2b0 |
13 | 10bb917965 |
14 | 7997b62d6 |
15 | 466818010 |
hex | 2a495cc24 |
11351215140 has 48 divisors (see below), whose sum is σ = 31821881280. Its totient is φ = 3023326080.
The previous prime is 11351215133. The next prime is 11351215151. The reversal of 11351215140 is 4151215311.
It is a self number, because there is not a number n which added to its sum of digits gives 11351215140.
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, 64366 + ... + 163845.
It is an arithmetic number, because the mean of its divisors is an integer number (662955860).
Almost surely, 211351215140 is an apocalyptic number.
11351215140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11351215140 is an abundant number, since it is smaller than the sum of its proper divisors (20470666140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11351215140 is a wasteful number, since it uses less digits than its factorization.
11351215140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 229052 (or 229050 counting only the distinct ones).
The product of its (nonzero) digits is 600, while the sum is 24.
The spelling of 11351215140 in words is "eleven billion, three hundred fifty-one million, two hundred fifteen thousand, one hundred forty".
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