Base | Representation |
---|---|
bin | 110100100001101010101100… |
… | …111010111011110001110011 |
3 | 1010021221112101022122210211001 |
4 | 310201222230322323301303 |
5 | 220234400100100104021 |
6 | 2135153241524302431 |
7 | 66442032005026513 |
oct | 6441525472736163 |
9 | 1107845338583731 |
10 | 231012012113011 |
11 | 6767570a404618 |
12 | 21aab813541a17 |
13 | 9bb94544aca2c |
14 | 41090808a9843 |
15 | 1ba9244e44091 |
hex | d21aacebbc73 |
231012012113011 has 8 divisors (see below), whose sum is σ = 231154733056464. Its totient is φ = 230869317792480.
The previous prime is 231012012112993. The next prime is 231012012113027. The reversal of 231012012113011 is 110311210210132.
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 231012012113011 - 219 = 231012011588723 is a prime.
It is a super-2 number, since 2×2310120121130112 (a number of 30 digits) contains 22 as substring.
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 231012012113011.
It is not an unprimeable number, because it can be changed into a prime (231012012113081) 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, 10718001 + ... + 24018733.
It is an arithmetic number, because the mean of its divisors is an integer number (28894341632058).
Almost surely, 2231012012113011 is an apocalyptic number.
231012012113011 is a deficient number, since it is larger than the sum of its proper divisors (142720943453).
231012012113011 is a wasteful number, since it uses less digits than its factorization.
231012012113011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13311461.
The product of its (nonzero) digits is 72, while the sum is 19.
Adding to 231012012113011 its reverse (110311210210132), we get a palindrome (341323222323143).
The spelling of 231012012113011 in words is "two hundred thirty-one trillion, twelve billion, twelve million, one hundred thirteen thousand, eleven".
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