Base | Representation |
---|---|
bin | 11010100001000… |
… | …00001110010100 |
3 | 120111112121201212 |
4 | 31100200032110 |
5 | 423420230400 |
6 | 34023240552 |
7 | 5340424154 |
oct | 1520401624 |
9 | 514477655 |
10 | 222430100 |
11 | 104613032 |
12 | 625a9158 |
13 | 3710b859 |
14 | 21780764 |
15 | 147da335 |
hex | d420394 |
222430100 has 36 divisors (see below), whose sum is σ = 483607068. Its totient is φ = 88800000.
The previous prime is 222430073. The next prime is 222430129. The reversal of 222430100 is 1034222.
It can be written as a sum of positive squares in 6 ways, for example, as 2704 + 222427396 = 52^2 + 14914^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58250 + ... + 61950.
Almost surely, 2222430100 is an apocalyptic number.
222430100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
222430100 is an abundant number, since it is smaller than the sum of its proper divisors (261176968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
222430100 is a wasteful number, since it uses less digits than its factorization.
222430100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4316 (or 4309 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 222430100 is about 14914.0906528021. The cubic root of 222430100 is about 605.8956749107.
Adding to 222430100 its reverse (1034222), we get a palindrome (223464322).
The spelling of 222430100 in words is "two hundred twenty-two million, four hundred thirty thousand, one hundred".
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