Base | Representation |
---|---|
bin | 10111000001000110… |
… | …01000100100000011 |
3 | 1011220012022212222222 |
4 | 23200203020210003 |
5 | 200301423203331 |
6 | 5402110321255 |
7 | 615136546646 |
oct | 134043104403 |
9 | 34805285888 |
10 | 12357241091 |
11 | 5271382148 |
12 | 248a4b922b |
13 | 121c1848a0 |
14 | 853251a5d |
15 | 4c4cd9b7b |
hex | 2e08c8903 |
12357241091 has 8 divisors (see below), whose sum is σ = 13309680384. Its totient is φ = 11405070720.
The previous prime is 12357240997. The next prime is 12357241121. The reversal of 12357241091 is 19014275321.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12357241091 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12357241291) 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, 33851 + ... + 160811.
It is an arithmetic number, because the mean of its divisors is an integer number (1663710048).
Almost surely, 212357241091 is an apocalyptic number.
12357241091 is a deficient number, since it is larger than the sum of its proper divisors (952439293).
12357241091 is a wasteful number, since it uses less digits than its factorization.
12357241091 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 134461.
The product of its (nonzero) digits is 15120, while the sum is 35.
The spelling of 12357241091 in words is "twelve billion, three hundred fifty-seven million, two hundred forty-one thousand, ninety-one".
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