Base | Representation |
---|---|
bin | 10001111011011111100… |
… | …111011101110000011000 |
3 | 11100210022000200112202011 |
4 | 101323133213131300120 |
5 | 130141331222430240 |
6 | 2342005150515304 |
7 | 155005614562642 |
oct | 21733747356030 |
9 | 4323260615664 |
10 | 1232112311320 |
11 | 435599307960 |
12 | 17a95bb05b34 |
13 | 8c25948b557 |
14 | 438c5305892 |
15 | 220b3eae6ea |
hex | 11edf9ddc18 |
1232112311320 has 128 divisors (see below), whose sum is σ = 3130935690240. Its totient is φ = 432500567040.
The previous prime is 1232112311317. The next prime is 1232112311363. The reversal of 1232112311320 is 231132112321.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a junction number, because it is equal to n+sod(n) for n = 1232112311291 and 1232112311300.
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, 1101559 + ... + 1917721.
It is an arithmetic number, because the mean of its divisors is an integer number (24460435080).
Almost surely, 21232112311320 is an apocalyptic number.
1232112311320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1232112311320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1565467845120).
1232112311320 is an abundant number, since it is smaller than the sum of its proper divisors (1898823378920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1232112311320 is a wasteful number, since it uses less digits than its factorization.
1232112311320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 816305 (or 816301 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 22.
Adding to 1232112311320 its reverse (231132112321), we get a palindrome (1463244423641).
The spelling of 1232112311320 in words is "one trillion, two hundred thirty-two billion, one hundred twelve million, three hundred eleven thousand, three hundred twenty".
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