Base | Representation |
---|---|
bin | 1000001010010111… |
… | …0000010011001111 |
3 | 12122200122001010220 |
4 | 2002211300103033 |
5 | 13441334411442 |
6 | 1001223202423 |
7 | 105202433214 |
oct | 20245602317 |
9 | 5580561126 |
10 | 2190935247 |
11 | a247a9096 |
12 | 5118a6413 |
13 | 28bba96b7 |
14 | 16ad9bb0b |
15 | cc52aeec |
hex | 829704cf |
2190935247 has 8 divisors (see below), whose sum is σ = 2922579456. Its totient is φ = 1459957272.
The previous prime is 2190935189. The next prime is 2190935251. The reversal of 2190935247 is 7425390912.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2190935247 - 210 = 2190934223 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2190935199 and 2190935208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2190235247) 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, 158833 + ... + 172074.
It is an arithmetic number, because the mean of its divisors is an integer number (365322432).
Almost surely, 22190935247 is an apocalyptic number.
2190935247 is a deficient number, since it is larger than the sum of its proper divisors (731644209).
2190935247 is a wasteful number, since it uses less digits than its factorization.
2190935247 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 333117.
The product of its (nonzero) digits is 136080, while the sum is 42.
The square root of 2190935247 is about 46807.4272632026. The cubic root of 2190935247 is about 1298.8026938664.
The spelling of 2190935247 in words is "two billion, one hundred ninety million, nine hundred thirty-five thousand, two hundred forty-seven".
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