Base | Representation |
---|---|
bin | 1111101000111… |
… | …11100001010110 |
3 | 100010212201002101 |
4 | 13310133201112 |
5 | 232041413420 |
6 | 21004032314 |
7 | 3152122345 |
oct | 764374126 |
9 | 303781071 |
10 | 131201110 |
11 | 68072377 |
12 | 37b3269a |
13 | 212493c1 |
14 | 135d3b5c |
15 | b7b960a |
hex | 7d1f856 |
131201110 has 8 divisors (see below), whose sum is σ = 236162016. Its totient is φ = 52480440.
The previous prime is 131201101. The next prime is 131201143. The reversal of 131201110 is 11102131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 13120111 = 131201110 / (1 + 3 + 1 + 2 + 0 + 1 + 1 + 1 + 0).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6560046 + ... + 6560065.
It is an arithmetic number, because the mean of its divisors is an integer number (29520252).
Almost surely, 2131201110 is an apocalyptic number.
131201110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
131201110 is a deficient number, since it is larger than the sum of its proper divisors (104960906).
131201110 is a wasteful number, since it uses less digits than its factorization.
131201110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13120118.
The product of its (nonzero) digits is 6, while the sum is 10.
The square root of 131201110 is about 11454.3053041204. The cubic root of 131201110 is about 508.1350701038.
Adding to 131201110 its reverse (11102131), we get a palindrome (142303241).
The spelling of 131201110 in words is "one hundred thirty-one million, two hundred one thousand, one hundred ten".
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