Base | Representation |
---|---|
bin | 1101011001010001000… |
… | …1111111001101011101 |
3 | 210222222112021112101212 |
4 | 3112110101333031131 |
5 | 12232241434310023 |
6 | 253414403514205 |
7 | 22424420211506 |
oct | 3262421771535 |
9 | 728875245355 |
10 | 230121010013 |
11 | 89659346904 |
12 | 38723088965 |
13 | 189147a2b1b |
14 | b1d0629bad |
15 | 5ebca02e78 |
hex | 359447f35d |
230121010013 has 8 divisors (see below), whose sum is σ = 231111781632. Its totient is φ = 229131390096.
The previous prime is 230121009973. The next prime is 230121010037. The reversal of 230121010013 is 310010121032.
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 230121010013 - 218 = 230120747869 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 230121010013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230121013013) 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, 113756 + ... + 687882.
It is an arithmetic number, because the mean of its divisors is an integer number (28888972704).
Almost surely, 2230121010013 is an apocalyptic number.
It is an amenable number.
230121010013 is a deficient number, since it is larger than the sum of its proper divisors (990771619).
230121010013 is a wasteful number, since it uses less digits than its factorization.
230121010013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 575851.
The product of its (nonzero) digits is 36, while the sum is 14.
Adding to 230121010013 its reverse (310010121032), we get a palindrome (540131131045).
The spelling of 230121010013 in words is "two hundred thirty billion, one hundred twenty-one million, ten thousand, thirteen".
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