Base | Representation |
---|---|
bin | 111101010011100100… |
… | …1010001101100110101 |
3 | 110120211010210211102212 |
4 | 1322213021101230311 |
5 | 4124111212330444 |
6 | 140251453543205 |
7 | 12340330060544 |
oct | 1724711215465 |
9 | 416733724385 |
10 | 131653245749 |
11 | 50919909133 |
12 | 216224a4b05 |
13 | c55156115c |
14 | 652cca015b |
15 | 365807e19e |
hex | 1ea7251b35 |
131653245749 has 8 divisors (see below), whose sum is σ = 137409152640. Its totient is φ = 125899993296.
The previous prime is 131653245721. The next prime is 131653245827. The reversal of 131653245749 is 947542356131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 131653245749 - 236 = 62933769013 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 131653245697 and 131653245706.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131653245709) 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, 561914 + ... + 760955.
It is an arithmetic number, because the mean of its divisors is an integer number (17176144080).
Almost surely, 2131653245749 is an apocalyptic number.
It is an amenable number.
131653245749 is a deficient number, since it is larger than the sum of its proper divisors (5755906891).
131653245749 is a wasteful number, since it uses less digits than its factorization.
131653245749 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1327219.
The product of its digits is 2721600, while the sum is 50.
The spelling of 131653245749 in words is "one hundred thirty-one billion, six hundred fifty-three million, two hundred forty-five thousand, seven hundred forty-nine".
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