Base | Representation |
---|---|
bin | 1011010010011011… |
… | …1111101000110100 |
3 | 21211011201002121011 |
4 | 2310212333220310 |
5 | 22201202333022 |
6 | 1220402002004 |
7 | 135042414022 |
oct | 26446775064 |
9 | 7734632534 |
10 | 3030121012 |
11 | 1315473846 |
12 | 706946304 |
13 | 3939cc619 |
14 | 20a607712 |
15 | 12b043977 |
hex | b49bfa34 |
3030121012 has 6 divisors (see below), whose sum is σ = 5302711778. Its totient is φ = 1515060504.
The previous prime is 3030121001. The next prime is 3030121013. The reversal of 3030121012 is 2101210303.
It can be written as a sum of positive squares in only one way, i.e., 2342947216 + 687173796 = 48404^2 + 26214^2 .
It is an alternating number because its digits alternate between odd and even.
It is a junction number, because it is equal to n+sod(n) for n = 3030120983 and 3030121001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3030121013) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 378765123 + ... + 378765130.
Almost surely, 23030121012 is an apocalyptic number.
It is an amenable number.
3030121012 is a deficient number, since it is larger than the sum of its proper divisors (2272590766).
3030121012 is a wasteful number, since it uses less digits than its factorization.
3030121012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 757530257 (or 757530255 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 13.
The square root of 3030121012 is about 55046.5349681522. The cubic root of 3030121012 is about 1447.0603960159.
Adding to 3030121012 its reverse (2101210303), we get a palindrome (5131331315).
The spelling of 3030121012 in words is "three billion, thirty million, one hundred twenty-one thousand, twelve".
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