Base | Representation |
---|---|
bin | 11010011101111… |
… | …00011000010101 |
3 | 120110202211202020 |
4 | 31032330120111 |
5 | 423314134031 |
6 | 34010403353 |
7 | 5334101646 |
oct | 1516743025 |
9 | 513684666 |
10 | 222021141 |
11 | 104363851 |
12 | 62430559 |
13 | 36cc7674 |
14 | 216b56cd |
15 | 14759096 |
hex | d3bc615 |
222021141 has 8 divisors (see below), whose sum is σ = 297075360. Its totient is φ = 147490512.
The previous prime is 222021133. The next prime is 222021161. The reversal of 222021141 is 141120222.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 222021141 - 23 = 222021133 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 222021141.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (222021131) 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, 129906 + ... + 131603.
It is an arithmetic number, because the mean of its divisors is an integer number (37134420).
Almost surely, 2222021141 is an apocalyptic number.
It is an amenable number.
222021141 is a deficient number, since it is larger than the sum of its proper divisors (75054219).
222021141 is a wasteful number, since it uses less digits than its factorization.
222021141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 261795.
The product of its (nonzero) digits is 64, while the sum is 15.
The square root of 222021141 is about 14900.3738543702. The cubic root of 222021141 is about 605.5241147302.
Adding to 222021141 its reverse (141120222), we get a palindrome (363141363).
The spelling of 222021141 in words is "two hundred twenty-two million, twenty-one thousand, one hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •