Base | Representation |
---|---|
bin | 1000001010001100… |
… | …1101101100100011 |
3 | 12122122101012112012 |
4 | 2002203031230203 |
5 | 13441202103334 |
6 | 1001201023135 |
7 | 105163660355 |
oct | 20243155443 |
9 | 5578335465 |
10 | 2190269219 |
11 | a24393756 |
12 | 511624aab |
13 | 28ba054b8 |
14 | 16ac670d5 |
15 | cc4489ce |
hex | 828cdb23 |
2190269219 has 4 divisors (see below), whose sum is σ = 2192076096. Its totient is φ = 2188462344.
The previous prime is 2190269203. The next prime is 2190269243. The reversal of 2190269219 is 9129620912.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2190269219 - 24 = 2190269203 is a prime.
It is a super-2 number, since 2×21902692192 = 9594558503397739922, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2190269269) 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, 901619 + ... + 904044.
It is an arithmetic number, because the mean of its divisors is an integer number (548019024).
Almost surely, 22190269219 is an apocalyptic number.
2190269219 is a deficient number, since it is larger than the sum of its proper divisors (1806877).
2190269219 is a wasteful number, since it uses less digits than its factorization.
2190269219 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1806876.
The product of its (nonzero) digits is 34992, while the sum is 41.
The square root of 2190269219 is about 46800.3121677623. The cubic root of 2190269219 is about 1298.6710717457.
The spelling of 2190269219 in words is "two billion, one hundred ninety million, two hundred sixty-nine thousand, two hundred nineteen".
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