Base | Representation |
---|---|
bin | 100001101011010… |
… | …1100000101010001 |
3 | 2220202100000200002 |
4 | 1003112230011101 |
5 | 4303241134301 |
6 | 304044135345 |
7 | 40001010311 |
oct | 10326540521 |
9 | 2822300602 |
10 | 1130021201 |
11 | 52a95a721 |
12 | 276537555 |
13 | 1501624ca |
14 | aa115441 |
15 | 6931616b |
hex | 435ac151 |
1130021201 has 4 divisors (see below), whose sum is σ = 1132972032. Its totient is φ = 1127070372.
The previous prime is 1130021171. The next prime is 1130021227. The reversal of 1130021201 is 1021200311.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1021200311 = 3229 ⋅316259.
It is a cyclic number.
It is not a de Polignac number, because 1130021201 - 226 = 1062912337 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1130021281) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1474841 + ... + 1475606.
It is an arithmetic number, because the mean of its divisors is an integer number (283243008).
Almost surely, 21130021201 is an apocalyptic number.
It is an amenable number.
1130021201 is a deficient number, since it is larger than the sum of its proper divisors (2950831).
1130021201 is an equidigital number, since it uses as much as digits as its factorization.
1130021201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2950830.
The product of its (nonzero) digits is 12, while the sum is 11.
The square root of 1130021201 is about 33615.7879723204. The cubic root of 1130021201 is about 1041.5869512914.
Adding to 1130021201 its reverse (1021200311), we get a palindrome (2151221512).
The spelling of 1130021201 in words is "one billion, one hundred thirty million, twenty-one thousand, two hundred one".
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