Base | Representation |
---|---|
bin | 1101011111110001111… |
… | …1000000110111000011 |
3 | 211011111100220120211011 |
4 | 3113330133000313003 |
5 | 12244332012130412 |
6 | 254304054501351 |
7 | 22515636102130 |
oct | 3277437006703 |
9 | 734440816734 |
10 | 231869255107 |
11 | 8a376171266 |
12 | 38b30664857 |
13 | 18b32a41a89 |
14 | b3188ad587 |
15 | 60712367a7 |
hex | 35fc7c0dc3 |
231869255107 has 8 divisors (see below), whose sum is σ = 265061221632. Its totient is φ = 198694235400.
The previous prime is 231869255077. The next prime is 231869255113. The reversal of 231869255107 is 701552968132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 231869255107 - 231 = 229721771459 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (231869255707) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4207369 + ... + 4262122.
It is an arithmetic number, because the mean of its divisors is an integer number (33132652704).
Almost surely, 2231869255107 is an apocalyptic number.
231869255107 is a deficient number, since it is larger than the sum of its proper divisors (33191966525).
231869255107 is an equidigital number, since it uses as much as digits as its factorization.
231869255107 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8473409.
The product of its (nonzero) digits is 907200, while the sum is 49.
The spelling of 231869255107 in words is "two hundred thirty-one billion, eight hundred sixty-nine million, two hundred fifty-five thousand, one hundred seven".
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