Base | Representation |
---|---|
bin | 100001001011010… |
… | …1000111101101000 |
3 | 2212120202000010111 |
4 | 1002112220331220 |
5 | 4234441344313 |
6 | 302244224104 |
7 | 36405211015 |
oct | 10226507550 |
9 | 2776660114 |
10 | 1113231208 |
11 | 5214320a1 |
12 | 27099b034 |
13 | 1498341bb |
14 | a7bc470c |
15 | 67aeb43d |
hex | 425a8f68 |
1113231208 has 16 divisors (see below), whose sum is σ = 2087662500. Its totient is φ = 556521216.
The previous prime is 1113231199. The next prime is 1113231209. The reversal of 1113231208 is 8021323111.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 947285284 + 165945924 = 30778^2 + 12882^2 .
It is not an unprimeable number, because it can be changed into a prime (1113231209) 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, 86368 + ... + 98416.
Almost surely, 21113231208 is an apocalyptic number.
It is an amenable number.
1113231208 is a deficient number, since it is larger than the sum of its proper divisors (974431292).
1113231208 is a wasteful number, since it uses less digits than its factorization.
1113231208 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23604 (or 23600 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 22.
The square root of 1113231208 is about 33365.1196311357. The cubic root of 1113231208 is about 1036.4025134991.
Adding to 1113231208 its reverse (8021323111), we get a palindrome (9134554319).
The spelling of 1113231208 in words is "one billion, one hundred thirteen million, two hundred thirty-one thousand, two hundred eight".
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