Base | Representation |
---|---|
bin | 101100010001… |
… | …1000101110001 |
3 | 1121200022102120 |
4 | 1120203011301 |
5 | 21420244101 |
6 | 2145304453 |
7 | 401205432 |
oct | 130430561 |
9 | 47608376 |
10 | 23212401 |
11 | 12114903 |
12 | 7935129 |
13 | 4a69664 |
14 | 3123489 |
15 | 2087b36 |
hex | 1623171 |
23212401 has 8 divisors (see below), whose sum is σ = 31019424. Its totient is φ = 15440160.
The previous prime is 23212381. The next prime is 23212403. The reversal of 23212401 is 10421232.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23212401 - 29 = 23211889 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23212403) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7095 + ... + 9836.
It is an arithmetic number, because the mean of its divisors is an integer number (3877428).
Almost surely, 223212401 is an apocalyptic number.
It is an amenable number.
23212401 is a deficient number, since it is larger than the sum of its proper divisors (7807023).
23212401 is a wasteful number, since it uses less digits than its factorization.
23212401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17391.
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 23212401 is about 4817.9249682825. The cubic root of 23212401 is about 285.2594375063.
Adding to 23212401 its reverse (10421232), we get a palindrome (33633633).
The spelling of 23212401 in words is "twenty-three million, two hundred twelve thousand, four hundred one".
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