Base | Representation |
---|---|
bin | 100100000011111… |
… | …0101010111001101 |
3 | 10010022212000222020 |
4 | 1020013311113031 |
5 | 4434230410013 |
6 | 320022440353 |
7 | 41661641040 |
oct | 11007652715 |
9 | 3108760866 |
10 | 1210013133 |
11 | 57102585a |
12 | 2992930b9 |
13 | 1638bc004 |
14 | b69b8c57 |
15 | 71367623 |
hex | 481f55cd |
1210013133 has 16 divisors (see below), whose sum is σ = 1846916736. Its totient is φ = 690278400.
The previous prime is 1210013087. The next prime is 1210013137. The reversal of 1210013133 is 3313100121.
It is not a de Polignac number, because 1210013133 - 28 = 1210012877 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1210013137) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35316 + ... + 60557.
It is an arithmetic number, because the mean of its divisors is an integer number (115432296).
Almost surely, 21210013133 is an apocalyptic number.
It is an amenable number.
1210013133 is a deficient number, since it is larger than the sum of its proper divisors (636903603).
1210013133 is an equidigital number, since it uses as much as digits as its factorization.
1210013133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96484.
The product of its (nonzero) digits is 54, while the sum is 15.
The square root of 1210013133 is about 34785.2430349423. The cubic root of 1210013133 is about 1065.6060920017.
Adding to 1210013133 its reverse (3313100121), we get a palindrome (4523113254).
The spelling of 1210013133 in words is "one billion, two hundred ten million, thirteen thousand, one hundred thirty-three".
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