Base | Representation |
---|---|
bin | 11010100101000… |
… | …10101010011011 |
3 | 120112112202121222 |
4 | 31102202222123 |
5 | 424034330004 |
6 | 34042522255 |
7 | 5345110631 |
oct | 1522425233 |
9 | 515482558 |
10 | 222964379 |
11 | 104948490 |
12 | 6280638b |
13 | 37267ab1 |
14 | 2187d351 |
15 | 148937be |
hex | d4a2a9b |
222964379 has 4 divisors (see below), whose sum is σ = 243233880. Its totient is φ = 202694880.
The previous prime is 222964351. The next prime is 222964393. The reversal of 222964379 is 973469222.
222964379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-222964379 is a prime.
It is a super-2 number, since 2×2229643792 = 99426228605711282, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (222967379) 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, 10134734 + ... + 10134755.
It is an arithmetic number, because the mean of its divisors is an integer number (60808470).
Almost surely, 2222964379 is an apocalyptic number.
222964379 is a deficient number, since it is larger than the sum of its proper divisors (20269501).
222964379 is a wasteful number, since it uses less digits than its factorization.
222964379 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20269500.
The product of its digits is 326592, while the sum is 44.
The square root of 222964379 is about 14931.9917961403. The cubic root of 222964379 is about 606.3804092010.
The spelling of 222964379 in words is "two hundred twenty-two million, nine hundred sixty-four thousand, three hundred seventy-nine".
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