Base | Representation |
---|---|
bin | 1111100101001… |
… | …11111110100101 |
3 | 100002221211102020 |
4 | 13302213332211 |
5 | 231430231321 |
6 | 20545333353 |
7 | 3145012656 |
oct | 762477645 |
9 | 302854366 |
10 | 130711461 |
11 | 67868501 |
12 | 37937259 |
13 | 2110757a |
14 | 1350752d |
15 | b71e4c6 |
hex | 7ca7fa5 |
130711461 has 8 divisors (see below), whose sum is σ = 181859520. Its totient is φ = 83352192.
The previous prime is 130711459. The next prime is 130711481. The reversal of 130711461 is 164117031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 130711461 - 21 = 130711459 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130711421) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 947116 + ... + 947253.
It is an arithmetic number, because the mean of its divisors is an integer number (22732440).
Almost surely, 2130711461 is an apocalyptic number.
It is an amenable number.
130711461 is a deficient number, since it is larger than the sum of its proper divisors (51148059).
130711461 is a wasteful number, since it uses less digits than its factorization.
130711461 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1894395.
The product of its (nonzero) digits is 504, while the sum is 24.
The square root of 130711461 is about 11432.9113090236. The cubic root of 130711461 is about 507.5021537275.
Adding to 130711461 its reverse (164117031), we get a palindrome (294828492).
The spelling of 130711461 in words is "one hundred thirty million, seven hundred eleven thousand, four hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •