Base | Representation |
---|---|
bin | 111110011011111… |
… | …1111010010101101 |
3 | 12102000012122222122 |
4 | 1330313333102231 |
5 | 13242313130244 |
6 | 543520122325 |
7 | 102626435114 |
oct | 17467772255 |
9 | 5360178878 |
10 | 2095051949 |
11 | 9856695a1 |
12 | 4a57663a5 |
13 | 275077913 |
14 | 15c35cc7b |
15 | c3ddb1ee |
hex | 7cdff4ad |
2095051949 has 4 divisors (see below), whose sum is σ = 2102783040. Its totient is φ = 2087320860.
The previous prime is 2095051943. The next prime is 2095051957. The reversal of 2095051949 is 9491505902.
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, and also an emirpimes, since its reverse is a distinct semiprime: 9491505902 = 2 ⋅4745752951.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2095051949 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2095051943) 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, 3865139 + ... + 3865680.
It is an arithmetic number, because the mean of its divisors is an integer number (525695760).
Almost surely, 22095051949 is an apocalyptic number.
It is an amenable number.
2095051949 is a deficient number, since it is larger than the sum of its proper divisors (7731091).
2095051949 is an equidigital number, since it uses as much as digits as its factorization.
2095051949 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7731090.
The product of its (nonzero) digits is 145800, while the sum is 44.
The square root of 2095051949 is about 45771.7374479056. The cubic root of 2095051949 is about 1279.5726008352.
The spelling of 2095051949 in words is "two billion, ninety-five million, fifty-one thousand, nine hundred forty-nine".
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