Base | Representation |
---|---|
bin | 1110001000000011101… |
… | …1000100011010111110 |
3 | 212012101212101002021222 |
4 | 3202000323010122332 |
5 | 12434002332334310 |
6 | 303253002553342 |
7 | 23350602425156 |
oct | 3420073043276 |
9 | 765355332258 |
10 | 242681136830 |
11 | 93a141a2000 |
12 | 3b049508852 |
13 | 19b669b2322 |
14 | ba627b1766 |
15 | 64a5517055 |
hex | 3880ec46be |
242681136830 has 128 divisors (see below), whose sum is σ = 514030333824. Its totient is φ = 82192957440.
The previous prime is 242681136823. The next prime is 242681136853. The reversal of 242681136830 is 38631186242.
It is a super-4 number, since 4×2426811368304 (a number of 47 digits) contains 4444 as substring.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21942662 + ... + 21953718.
It is an arithmetic number, because the mean of its divisors is an integer number (4015861983).
Almost surely, 2242681136830 is an apocalyptic number.
242681136830 is an abundant number, since it is smaller than the sum of its proper divisors (271349196994).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
242681136830 is a wasteful number, since it uses less digits than its factorization.
242681136830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11211 (or 11189 counting only the distinct ones).
The product of its (nonzero) digits is 331776, while the sum is 44.
The spelling of 242681136830 in words is "two hundred forty-two billion, six hundred eighty-one million, one hundred thirty-six thousand, eight hundred thirty".
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