Base | Representation |
---|---|
bin | 111100001100111… |
… | …001000000110011 |
3 | 2121101111221021200 |
4 | 330030321000303 |
5 | 4032030342321 |
6 | 244120022243 |
7 | 34012651005 |
oct | 7414710063 |
9 | 2541457250 |
10 | 1010012211 |
11 | 47914213a |
12 | 242301983 |
13 | 131334480 |
14 | 981d6375 |
15 | 5da0cd26 |
hex | 3c339033 |
1010012211 has 48 divisors (see below), whose sum is σ = 1671624864. Its totient is φ = 582147072.
The previous prime is 1010012207. The next prime is 1010012219. The reversal of 1010012211 is 1122100101.
It is a happy number.
It is not a de Polignac number, because 1010012211 - 22 = 1010012207 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 1010012193 and 1010012202.
It is not an unprimeable number, because it can be changed into a prime (1010012219) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 450385 + ... + 452621.
It is an arithmetic number, because the mean of its divisors is an integer number (34825518).
Almost surely, 21010012211 is an apocalyptic number.
1010012211 is a deficient number, since it is larger than the sum of its proper divisors (661612653).
1010012211 is a wasteful number, since it uses less digits than its factorization.
1010012211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2500 (or 2497 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 9.
The square root of 1010012211 is about 31780.6892782394. The cubic root of 1010012211 is about 1003.3263269477.
Adding to 1010012211 its reverse (1122100101), we get a palindrome (2132112312).
The spelling of 1010012211 in words is "one billion, ten million, twelve thousand, two hundred eleven".
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