Base | Representation |
---|---|
bin | 100011011111001000001011… |
… | …0011110001111101011101000 |
3 | 1111221012102120021010210121201 |
4 | 1012332100112132033223220 |
5 | 311403111112034401100 |
6 | 3023511442220413544 |
7 | 122514321243566164 |
oct | 10676202636175350 |
9 | 1457172507123551 |
10 | 312141420231400 |
11 | 90504484235321 |
12 | 2b0131220a72b4 |
13 | 10522a6a9999a6 |
14 | 5711a224ddca4 |
15 | 26147abee036a |
hex | 11be41678fae8 |
312141420231400 has 48 divisors (see below), whose sum is σ = 725730168784140. Its totient is φ = 124856332953600.
The previous prime is 312141420231383. The next prime is 312141420231409. The reversal of 312141420231400 is 4132024141213.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 28159133284324 + 283982286947076 = 5306518^2 + 16851774^2 .
It is not an unprimeable number, because it can be changed into a prime (312141420231409) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 138002392 + ... + 140246008.
Almost surely, 2312141420231400 is an apocalyptic number.
It is an amenable number.
312141420231400 is an abundant number, since it is smaller than the sum of its proper divisors (413588748552740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312141420231400 is a wasteful number, since it uses less digits than its factorization.
312141420231400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2939254 (or 2939245 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 28.
Adding to 312141420231400 its reverse (4132024141213), we get a palindrome (316273444372613).
The spelling of 312141420231400 in words is "three hundred twelve trillion, one hundred forty-one billion, four hundred twenty million, two hundred thirty-one thousand, four hundred".
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