Base | Representation |
---|---|
bin | 111110010110000… |
… | …110111001010001 |
3 | 2200220012102122202 |
4 | 332112012321101 |
5 | 4120232422201 |
6 | 251443012545 |
7 | 34630464353 |
oct | 7626067121 |
9 | 2626172582 |
10 | 1045982801 |
11 | 4974803a6 |
12 | 25236a155 |
13 | 138919c46 |
14 | 9ccbb0d3 |
15 | 61c65c6b |
hex | 3e586e51 |
1045982801 has 4 divisors (see below), whose sum is σ = 1048479600. Its totient is φ = 1043486004.
The previous prime is 1045982689. The next prime is 1045982803. The reversal of 1045982801 is 1082895401.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 1045982801 - 210 = 1045981777 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1045982803) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1247771 + ... + 1248608.
It is an arithmetic number, because the mean of its divisors is an integer number (262119900).
Almost surely, 21045982801 is an apocalyptic number.
It is an amenable number.
1045982801 is a deficient number, since it is larger than the sum of its proper divisors (2496799).
1045982801 is an equidigital number, since it uses as much as digits as its factorization.
1045982801 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2496798.
The product of its (nonzero) digits is 23040, while the sum is 38.
The square root of 1045982801 is about 32341.6573632212. The cubic root of 1045982801 is about 1015.0984886675.
The spelling of 1045982801 in words is "one billion, forty-five million, nine hundred eighty-two thousand, eight hundred one".
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