Base | Representation |
---|---|
bin | 1111101100100… |
… | …11100100101101 |
3 | 100011202212010222 |
4 | 13312103210231 |
5 | 232202121321 |
6 | 21022141125 |
7 | 3156142250 |
oct | 766234455 |
9 | 304685128 |
10 | 131676461 |
11 | 68367524 |
12 | 381217a5 |
13 | 21384887 |
14 | 136b9097 |
15 | b8603ab |
hex | 7d9392d |
131676461 has 16 divisors (see below), whose sum is σ = 154818048. Its totient is φ = 109641600.
The previous prime is 131676431. The next prime is 131676463. The reversal of 131676461 is 164676131.
It is a cyclic number.
It is not a de Polignac number, because 131676461 - 26 = 131676397 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131676463) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76931 + ... + 78623.
It is an arithmetic number, because the mean of its divisors is an integer number (9676128).
Almost surely, 2131676461 is an apocalyptic number.
It is an amenable number.
131676461 is a deficient number, since it is larger than the sum of its proper divisors (23141587).
131676461 is a wasteful number, since it uses less digits than its factorization.
131676461 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2012.
The product of its digits is 18144, while the sum is 35.
The square root of 131676461 is about 11475.0364269574. The cubic root of 131676461 is about 508.7480003624.
It can be divided in two parts, 1316 and 76461, that added together give a palindrome (77777).
The spelling of 131676461 in words is "one hundred thirty-one million, six hundred seventy-six thousand, four hundred sixty-one".
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