Base | Representation |
---|---|
bin | 110100100011100011001000… |
… | …011101010100101000010100 |
3 | 1010022101220011020011011100212 |
4 | 310203203020131110220110 |
5 | 220244004412210201122 |
6 | 2135332505152224552 |
7 | 66454260314403251 |
oct | 6443431035245024 |
9 | 1108356136134325 |
10 | 231141323131412 |
11 | 6771553707a671 |
12 | 21b108a153b158 |
13 | 9bc86c1702435 |
14 | 411142a668428 |
15 | 1bac7b255ece2 |
hex | d238c8754a14 |
231141323131412 has 24 divisors (see below), whose sum is σ = 422102041897536. Its totient is φ = 110541165603968.
The previous prime is 231141323131393. The next prime is 231141323131441. The reversal of 231141323131412 is 214131323141132.
It is a happy number.
It is a super-2 number, since 2×2311413231314122 (a number of 30 digits) contains 22 as substring.
It is a congruent number.
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, 51050693 + ... + 55393644.
It is an arithmetic number, because the mean of its divisors is an integer number (17587585079064).
Almost surely, 2231141323131412 is an apocalyptic number.
It is an amenable number.
231141323131412 is a deficient number, since it is larger than the sum of its proper divisors (190960718766124).
231141323131412 is a wasteful number, since it uses less digits than its factorization.
231141323131412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106467967 (or 106467965 counting only the distinct ones).
The product of its digits is 10368, while the sum is 32.
Adding to 231141323131412 its reverse (214131323141132), we get a palindrome (445272646272544).
The spelling of 231141323131412 in words is "two hundred thirty-one trillion, one hundred forty-one billion, three hundred twenty-three million, one hundred thirty-one thousand, four hundred twelve".
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