Base | Representation |
---|---|
bin | 1101111001101101110… |
… | …0000011011001011001 |
3 | 211211110112201001222120 |
4 | 3132123130003121121 |
5 | 12403111220224310 |
6 | 301414545411453 |
7 | 23153312130441 |
oct | 3363334033131 |
9 | 754415631876 |
10 | 238831023705 |
11 | 9231898302a |
12 | 3a354039b89 |
13 | 196a2150191 |
14 | b7b9317121 |
15 | 632c4ecb70 |
hex | 379b703659 |
238831023705 has 8 divisors (see below), whose sum is σ = 382129637952. Its totient is φ = 127376545968.
The previous prime is 238831023667. The next prime is 238831023737. The reversal of 238831023705 is 507320138832.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 238831023705 - 28 = 238831023449 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7961034109 + ... + 7961034138.
It is an arithmetic number, because the mean of its divisors is an integer number (47766204744).
Almost surely, 2238831023705 is an apocalyptic number.
It is an amenable number.
238831023705 is a deficient number, since it is larger than the sum of its proper divisors (143298614247).
238831023705 is a wasteful number, since it uses less digits than its factorization.
238831023705 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15922068255.
The product of its (nonzero) digits is 241920, while the sum is 42.
The spelling of 238831023705 in words is "two hundred thirty-eight billion, eight hundred thirty-one million, twenty-three thousand, seven hundred five".
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