Base | Representation |
---|---|
bin | 11101010000010111… |
… | …111101111001101110 |
3 | 10000002020112111010221 |
4 | 131100113331321232 |
5 | 1003313241344324 |
6 | 22233034321554 |
7 | 2161310026321 |
oct | 352027757156 |
9 | 100066474127 |
10 | 31413231214 |
11 | 1235aa4a612 |
12 | 61082892ba |
13 | 2c680c70a1 |
14 | 17400027b8 |
15 | c3cc340e4 |
hex | 7505fde6e |
31413231214 has 4 divisors (see below), whose sum is σ = 47119846824. Its totient is φ = 15706615606.
The previous prime is 31413231163. The next prime is 31413231229. The reversal of 31413231214 is 41213231413.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41213231413 = 1171 ⋅35194903.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7853307802 + ... + 7853307805.
It is an arithmetic number, because the mean of its divisors is an integer number (11779961706).
Almost surely, 231413231214 is an apocalyptic number.
31413231214 is a deficient number, since it is larger than the sum of its proper divisors (15706615610).
31413231214 is a wasteful number, since it uses less digits than its factorization.
31413231214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15706615609.
The product of its digits is 1728, while the sum is 25.
Adding to 31413231214 its reverse (41213231413), we get a palindrome (72626462627).
The spelling of 31413231214 in words is "thirty-one billion, four hundred thirteen million, two hundred thirty-one thousand, two hundred fourteen".
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