Base | Representation |
---|---|
bin | 110100100011000110111010… |
… | …010011111000000111011110 |
3 | 1010022021222221102100120001002 |
4 | 310203012322103320013132 |
5 | 220243010332334100410 |
6 | 2135310534244350302 |
7 | 66452135355512234 |
oct | 6443067223700736 |
9 | 1108258842316032 |
10 | 231111021003230 |
11 | 677036a7339225 |
12 | 21b06a453a5392 |
13 | 9bc58a2875984 |
14 | 410db94054954 |
15 | 1babadc1567a5 |
hex | d231ba4f81de |
231111021003230 has 64 divisors (see below), whose sum is σ = 436705327618560. Its totient is φ = 87891936038016.
The previous prime is 231111021003229. The next prime is 231111021003257. The reversal of 231111021003230 is 32300120111132.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 158553881 + ... + 160004859.
It is an arithmetic number, because the mean of its divisors is an integer number (6823520744040).
Almost surely, 2231111021003230 is an apocalyptic number.
231111021003230 is a deficient number, since it is larger than the sum of its proper divisors (205594306615330).
231111021003230 is a wasteful number, since it uses less digits than its factorization.
231111021003230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1455185.
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 231111021003230 its reverse (32300120111132), we get a palindrome (263411141114362).
The spelling of 231111021003230 in words is "two hundred thirty-one trillion, one hundred eleven billion, twenty-one million, three thousand, two hundred thirty".
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