Base | Representation |
---|---|
bin | 111110101001110… |
… | …0110011100010101 |
3 | 12102111211101222220 |
4 | 1331103212130111 |
5 | 13301141241242 |
6 | 544335212553 |
7 | 103045112640 |
oct | 17523463425 |
9 | 5374741886 |
10 | 2102290197 |
11 | 989762817 |
12 | 4a8077159 |
13 | 2767103c7 |
14 | 15d2c4a57 |
15 | c486abec |
hex | 7d4e6715 |
2102290197 has 8 divisors (see below), whose sum is σ = 3203489856. Its totient is φ = 1201308672.
The previous prime is 2102290171. The next prime is 2102290199. The reversal of 2102290197 is 7910922012.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2102290197 - 220 = 2101241621 is a prime.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2102290199) 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, 50054508 + ... + 50054549.
It is an arithmetic number, because the mean of its divisors is an integer number (400436232).
Almost surely, 22102290197 is an apocalyptic number.
It is an amenable number.
2102290197 is a deficient number, since it is larger than the sum of its proper divisors (1101199659).
2102290197 is a wasteful number, since it uses less digits than its factorization.
2102290197 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100109067.
The product of its (nonzero) digits is 4536, while the sum is 33.
The square root of 2102290197 is about 45850.7382383316. The cubic root of 2102290197 is about 1281.0445162691.
The spelling of 2102290197 in words is "two billion, one hundred two million, two hundred ninety thousand, one hundred ninety-seven".
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