Base | Representation |
---|---|
bin | 1110110011101… |
… | …01001100101011 |
3 | 22122201121211212 |
4 | 13121311030223 |
5 | 223244241021 |
6 | 20154143335 |
7 | 3035533100 |
oct | 731651453 |
9 | 278647755 |
10 | 124212011 |
11 | 64129360 |
12 | 35721b4b |
13 | 1c970141 |
14 | 126d4aa7 |
15 | ad8885b |
hex | 767532b |
124212011 has 12 divisors (see below), whose sum is σ = 157627800. Its totient is φ = 96788160.
The previous prime is 124211999. The next prime is 124212041. The reversal of 124212011 is 110212421.
It is a happy number.
It is not a de Polignac number, because 124212011 - 214 = 124195627 is a prime.
It is not an unprimeable number, because it can be changed into a prime (124212041) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 114686 + ... + 115763.
It is an arithmetic number, because the mean of its divisors is an integer number (13135650).
Almost surely, 2124212011 is an apocalyptic number.
124212011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
124212011 is a deficient number, since it is larger than the sum of its proper divisors (33415789).
124212011 is a wasteful number, since it uses less digits than its factorization.
124212011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 230474 (or 230467 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
The square root of 124212011 is about 11145.0442349952. The cubic root of 124212011 is about 498.9471324962.
Adding to 124212011 its reverse (110212421), we get a palindrome (234424432).
The spelling of 124212011 in words is "one hundred twenty-four million, two hundred twelve thousand, eleven".
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