Base | Representation |
---|---|
bin | 101000111011010… |
… | …1001111011010101 |
3 | 10112201001221202111 |
4 | 1101312221323111 |
5 | 10303030011010 |
6 | 344134111021 |
7 | 46013463424 |
oct | 12166517325 |
9 | 3481057674 |
10 | 1373282005 |
11 | 645200107 |
12 | 323aab471 |
13 | 18b685604 |
14 | d05592bb |
15 | 8086858a |
hex | 51da9ed5 |
1373282005 has 12 divisors (see below), whose sum is σ = 1664157420. Its totient is φ = 1087917312.
The previous prime is 1373281991. The next prime is 1373282017. The reversal of 1373282005 is 5002823731.
It can be written as a sum of positive squares in 2 ways, for example, as 974001681 + 399280324 = 31209^2 + 19982^2 .
It is not a de Polignac number, because 1373282005 - 215 = 1373249237 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40101 + ... + 65989.
It is an arithmetic number, because the mean of its divisors is an integer number (138679785).
Almost surely, 21373282005 is an apocalyptic number.
It is an amenable number.
1373282005 is a deficient number, since it is larger than the sum of its proper divisors (290875415).
1373282005 is an equidigital number, since it uses as much as digits as its factorization.
1373282005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26100 (or 25997 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 31.
The square root of 1373282005 is about 37057.8197550800. The cubic root of 1373282005 is about 1111.5267266087.
The spelling of 1373282005 in words is "one billion, three hundred seventy-three million, two hundred eighty-two thousand, five".
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