Base | Representation |
---|---|
bin | 100100110000001… |
… | …0101000000010101 |
3 | 10011221111122000210 |
4 | 1021200111000111 |
5 | 10011200231123 |
6 | 322212000033 |
7 | 42363060360 |
oct | 11140250025 |
9 | 3157448023 |
10 | 1233211413 |
11 | 58312aa95 |
12 | 2a5000019 |
13 | 1686520c5 |
14 | b9ad70d7 |
15 | 733eae93 |
hex | 49815015 |
1233211413 has 16 divisors (see below), whose sum is σ = 1891629056. Its totient is φ = 700023600.
The previous prime is 1233211363. The next prime is 1233211417. The reversal of 1233211413 is 3141123321.
It is not a de Polignac number, because 1233211413 - 28 = 1233211157 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1233211413.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1233211417) 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, 191281 + ... + 197622.
It is an arithmetic number, because the mean of its divisors is an integer number (118226816).
Almost surely, 21233211413 is an apocalyptic number.
It is an amenable number.
1233211413 is a deficient number, since it is larger than the sum of its proper divisors (658417643).
1233211413 is a wasteful number, since it uses less digits than its factorization.
1233211413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 389064.
The product of its digits is 432, while the sum is 21.
The square root of 1233211413 is about 35117.1099750535. The cubic root of 1233211413 is about 1072.3729364087.
Adding to 1233211413 its reverse (3141123321), we get a palindrome (4374334734).
The spelling of 1233211413 in words is "one billion, two hundred thirty-three million, two hundred eleven thousand, four hundred thirteen".
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