Base | Representation |
---|---|
bin | 1011001011011111… |
… | …1111001011000001 |
3 | 21202010221200001102 |
4 | 2302313333023001 |
5 | 22121230133441 |
6 | 1213442144145 |
7 | 134240154500 |
oct | 26267771301 |
9 | 7663850042 |
10 | 3001021121 |
11 | 12aaaa864a |
12 | 6b9052055 |
13 | 38a981257 |
14 | 2067d0837 |
15 | 1286e669b |
hex | b2dff2c1 |
3001021121 has 12 divisors (see below), whose sum is σ = 3498960960. Its totient is φ = 2566425960.
The previous prime is 3001021103. The next prime is 3001021141. The reversal of 3001021121 is 1211201003.
It is not a de Polignac number, because 3001021121 - 214 = 3001004737 is a prime.
It is a super-2 number, since 2×30010211212 = 18012255537376193282, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (3001021141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48245 + ... + 91266.
It is an arithmetic number, because the mean of its divisors is an integer number (291580080).
Almost surely, 23001021121 is an apocalyptic number.
It is an amenable number.
3001021121 is a deficient number, since it is larger than the sum of its proper divisors (497939839).
3001021121 is a wasteful number, since it uses less digits than its factorization.
3001021121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 139964 (or 139957 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 11.
The square root of 3001021121 is about 54781.5764742126. The cubic root of 3001021121 is about 1442.4131863368.
Adding to 3001021121 its reverse (1211201003), we get a palindrome (4212222124).
The spelling of 3001021121 in words is "three billion, one million, twenty-one thousand, one hundred twenty-one".
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