Base | Representation |
---|---|
bin | 11010011110000… |
… | …01101100101111 |
3 | 120110210221122010 |
4 | 31033001230233 |
5 | 423320333202 |
6 | 34011052303 |
7 | 5334222321 |
oct | 1517015457 |
9 | 513727563 |
10 | 222042927 |
11 | 104379157 |
12 | 62441093 |
13 | 37004562 |
14 | 216bd611 |
15 | 1476076c |
hex | d3c1b2f |
222042927 has 16 divisors (see below), whose sum is σ = 303404288. Its totient is φ = 144365760.
The previous prime is 222042893. The next prime is 222042941. The reversal of 222042927 is 729240222.
It is not a de Polignac number, because 222042927 - 28 = 222042671 is a prime.
It is a super-2 number, since 2×2220429272 = 98606122861454658, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 222042894 and 222042903.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (222042127) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167427 + ... + 168747.
It is an arithmetic number, because the mean of its divisors is an integer number (18962768).
Almost surely, 2222042927 is an apocalyptic number.
222042927 is a deficient number, since it is larger than the sum of its proper divisors (81361361).
222042927 is a wasteful number, since it uses less digits than its factorization.
222042927 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2670.
The product of its (nonzero) digits is 8064, while the sum is 30.
The square root of 222042927 is about 14901.1048919199. The cubic root of 222042927 is about 605.5439199266.
The spelling of 222042927 in words is "two hundred twenty-two million, forty-two thousand, nine hundred twenty-seven".
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