Base | Representation |
---|---|
bin | 1011100011101001… |
… | …0101111110101000 |
3 | 22000012112021110112 |
4 | 2320322111332220 |
5 | 22323142131440 |
6 | 1231501033452 |
7 | 136610063411 |
oct | 27072257650 |
9 | 8005467415 |
10 | 3102302120 |
11 | 1352194555 |
12 | 726b55888 |
13 | 3a5952b38 |
14 | 216036808 |
15 | 132550965 |
hex | b8e95fa8 |
3102302120 has 32 divisors (see below), whose sum is σ = 7390780200. Its totient is φ = 1167925248.
The previous prime is 3102302087. The next prime is 3102302129. The reversal of 3102302120 is 212032013.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 2074073764 + 1028228356 = 45542^2 + 32066^2 .
It is a junction number, because it is equal to n+sod(n) for n = 3102302095 and 3102302104.
It is not an unprimeable number, because it can be changed into a prime (3102302129) 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, 2280425 + ... + 2281784.
Almost surely, 23102302120 is an apocalyptic number.
It is an amenable number.
3102302120 is an abundant number, since it is smaller than the sum of its proper divisors (4288478080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3102302120 is a wasteful number, since it uses less digits than its factorization.
3102302120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4562237 (or 4562233 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 3102302120 is about 55698.3134394570. The cubic root of 3102302120 is about 1458.4605842122.
Adding to 3102302120 its reverse (212032013), we get a palindrome (3314334133).
The spelling of 3102302120 in words is "three billion, one hundred two million, three hundred two thousand, one hundred twenty".
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