Base | Representation |
---|---|
bin | 1111101110101001011111 |
3 | 21202111000021 |
4 | 33232221133 |
5 | 2023420411 |
6 | 224213011 |
7 | 50022040 |
oct | 17565137 |
9 | 7674007 |
10 | 4123231 |
11 | 2366932 |
12 | 146a167 |
13 | b149a8 |
14 | 7948c7 |
15 | 566a71 |
hex | 3eea5f |
4123231 has 8 divisors (see below), whose sum is σ = 4989600. Its totient is φ = 3326208.
The previous prime is 4123211. The next prime is 4123253. The reversal of 4123231 is 1323214.
4123231 = T54 + T55 + ... + T291.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 4123231 - 25 = 4123199 is a prime.
It is a super-2 number, since 2×41232312 = 34002067758722, which contains 22 as substring.
4123231 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4123201) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17206 + ... + 17443.
It is an arithmetic number, because the mean of its divisors is an integer number (623700).
Almost surely, 24123231 is an apocalyptic number.
4123231 is a deficient number, since it is larger than the sum of its proper divisors (866369).
4123231 is a wasteful number, since it uses less digits than its factorization.
4123231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34673.
The product of its digits is 144, while the sum is 16.
The square root of 4123231 is about 2030.5740567633. The cubic root of 4123231 is about 160.3537874512.
Adding to 4123231 its reverse (1323214), we get a palindrome (5446445).
The spelling of 4123231 in words is "four million, one hundred twenty-three thousand, two hundred thirty-one".
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