Base | Representation |
---|---|
bin | 1110111011001001… |
… | …01010001111001100 |
3 | 202200101122011020120 |
4 | 13131210222033030 |
5 | 112402124422340 |
6 | 3403020144540 |
7 | 402360533211 |
oct | 73544521714 |
9 | 22611564216 |
10 | 8012342220 |
11 | 3441838333 |
12 | 1677398150 |
13 | 9a8c74acc |
14 | 56019bb08 |
15 | 31d6374d0 |
hex | 1dd92a3cc |
8012342220 has 96 divisors (see below), whose sum is σ = 22985453568. Its totient is φ = 2084285952.
The previous prime is 8012342207. The next prime is 8012342231. The reversal of 8012342220 is 222432108.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2803032 + ... + 2805888.
It is an arithmetic number, because the mean of its divisors is an integer number (239431808).
Almost surely, 28012342220 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8012342220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11492726784).
8012342220 is an abundant number, since it is smaller than the sum of its proper divisors (14973111348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8012342220 is a wasteful number, since it uses less digits than its factorization.
8012342220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3999 (or 3997 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 24.
The square root of 8012342220 is about 89511.6876167576. The cubic root of 8012342220 is about 2001.0279898612.
Adding to 8012342220 its reverse (222432108), we get a palindrome (8234774328).
The spelling of 8012342220 in words is "eight billion, twelve million, three hundred forty-two thousand, two hundred twenty".
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