Base | Representation |
---|---|
bin | 101100010001… |
… | …1000101111100 |
3 | 1121200022102222 |
4 | 1120203011330 |
5 | 21420244122 |
6 | 2145304512 |
7 | 401205446 |
oct | 130430574 |
9 | 47608388 |
10 | 23212412 |
11 | 12114913 |
12 | 7935138 |
13 | 4a69672 |
14 | 3123496 |
15 | 2087b42 |
hex | 162317c |
23212412 has 48 divisors (see below), whose sum is σ = 45360000. Its totient is φ = 10343424.
The previous prime is 23212403. The next prime is 23212439. The reversal of 23212412 is 21421232.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155714 + ... + 155862.
It is an arithmetic number, because the mean of its divisors is an integer number (945000).
Almost surely, 223212412 is an apocalyptic number.
It is an amenable number.
23212412 is a deficient number, since it is larger than the sum of its proper divisors (22147588).
23212412 is a wasteful number, since it uses less digits than its factorization.
23212412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 278 (or 276 counting only the distinct ones).
The product of its digits is 192, while the sum is 17.
The square root of 23212412 is about 4817.9261098527. The cubic root of 23212412 is about 285.2594825663.
Adding to 23212412 its reverse (21421232), we get a palindrome (44633644).
The spelling of 23212412 in words is "twenty-three million, two hundred twelve thousand, four hundred twelve".
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