Base | Representation |
---|---|
bin | 110100100010111101110010… |
… | …001000011001101110100110 |
3 | 1010022021001122101020010202022 |
4 | 310202331302020121232212 |
5 | 220242330244321213110 |
6 | 2135302233533143142 |
7 | 66451340446306316 |
oct | 6442756210315646 |
9 | 1108231571203668 |
10 | 231101220101030 |
11 | 676aa527a50354 |
12 | 21b04b6b02aab2 |
13 | 9bc49a01b7c66 |
14 | 410d50451b446 |
15 | 1bab7169c5755 |
hex | d22f72219ba6 |
231101220101030 has 16 divisors (see below), whose sum is σ = 420994029872304. Its totient is φ = 91326747220320.
The previous prime is 231101220100997. The next prime is 231101220101093. The reversal of 231101220101030 is 30101022101132.
231101220101030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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, 139217601641 + ... + 139217603300.
It is an arithmetic number, because the mean of its divisors is an integer number (26312126867019).
Almost surely, 2231101220101030 is an apocalyptic number.
231101220101030 is a deficient number, since it is larger than the sum of its proper divisors (189892809771274).
231101220101030 is a wasteful number, since it uses less digits than its factorization.
231101220101030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 278435205031.
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 231101220101030 its reverse (30101022101132), we get a palindrome (261202242202162).
The spelling of 231101220101030 in words is "two hundred thirty-one trillion, one hundred one billion, two hundred twenty million, one hundred one thousand, thirty".
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