Base | Representation |
---|---|
bin | 1101011001100100011… |
… | …1000011101110100101 |
3 | 211000012011201211022122 |
4 | 3112121013003232211 |
5 | 12232423204443023 |
6 | 253430420235325 |
7 | 22426422656363 |
oct | 3263107035645 |
9 | 730164654278 |
10 | 230202031013 |
11 | 896a0055109 |
12 | 3874623bb45 |
13 | 189284ccb46 |
14 | b1db2ba633 |
15 | 5ec4ba92c8 |
hex | 35991c3ba5 |
230202031013 has 8 divisors (see below), whose sum is σ = 230332817880. Its totient is φ = 230071288320.
The previous prime is 230202031009. The next prime is 230202031027. The reversal of 230202031013 is 310130202032.
It can be written as a sum of positive squares in 4 ways, for example, as 16334629249 + 213867401764 = 127807^2 + 462458^2 .
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 230202031013 - 22 = 230202031009 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 230202030982 and 230202031000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230202031043) 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, 16624973 + ... + 16638813.
It is an arithmetic number, because the mean of its divisors is an integer number (28791602235).
Almost surely, 2230202031013 is an apocalyptic number.
It is an amenable number.
230202031013 is a deficient number, since it is larger than the sum of its proper divisors (130786867).
230202031013 is a wasteful number, since it uses less digits than its factorization.
230202031013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22087.
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 230202031013 its reverse (310130202032), we get a palindrome (540332233045).
The spelling of 230202031013 in words is "two hundred thirty billion, two hundred two million, thirty-one thousand, thirteen".
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