Base | Representation |
---|---|
bin | 111101000110000100… |
… | …0010010110011110000 |
3 | 110112122112221201200221 |
4 | 1322030020102303300 |
5 | 4122144200101222 |
6 | 140134503222424 |
7 | 12323154425200 |
oct | 1721410226360 |
9 | 415575851627 |
10 | 131200003312 |
11 | 50706a88404 |
12 | 21516747a14 |
13 | c4ab69a671 |
14 | 64c89da400 |
15 | 362d3a00c7 |
hex | 1e8c212cf0 |
131200003312 has 30 divisors (see below), whose sum is σ = 295702050048. Its totient is φ = 56228572512.
The previous prime is 131200003127. The next prime is 131200003313. The reversal of 131200003312 is 213300002131.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131200003313) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 83672688 + ... + 83674255.
Almost surely, 2131200003312 is an apocalyptic number.
It is an amenable number.
131200003312 is an abundant number, since it is smaller than the sum of its proper divisors (164502046736).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131200003312 is a wasteful number, since it uses less digits than its factorization.
131200003312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 167346965 (or 167346952 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 131200003312 its reverse (213300002131), we get a palindrome (344500005443).
The spelling of 131200003312 in words is "one hundred thirty-one billion, two hundred million, three thousand, three hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •