Base | Representation |
---|---|
bin | 1100111110000… |
… | …1010011100111 |
3 | 10210100211002101 |
4 | 3033201103213 |
5 | 102411301411 |
6 | 5221552531 |
7 | 1230252154 |
oct | 317412347 |
9 | 123324071 |
10 | 54400231 |
11 | 28786776 |
12 | 16275747 |
13 | b3691b2 |
14 | 732122b |
15 | 4b988c1 |
hex | 33e14e7 |
54400231 has 8 divisors (see below), whose sum is σ = 54889344. Its totient is φ = 53913720.
The previous prime is 54400223. The next prime is 54400237. The reversal of 54400231 is 13200445.
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 54400231 - 23 = 54400223 is a prime.
It is a super-2 number, since 2×544002312 = 5918770265706722, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 54400199 and 54400208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54400237) 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, 72846 + ... + 73588.
It is an arithmetic number, because the mean of its divisors is an integer number (6861168).
Almost surely, 254400231 is an apocalyptic number.
54400231 is a deficient number, since it is larger than the sum of its proper divisors (489113).
54400231 is a wasteful number, since it uses less digits than its factorization.
54400231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1301.
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 54400231 is about 7375.6512254851. The cubic root of 54400231 is about 378.9078311946.
Adding to 54400231 its reverse (13200445), we get a palindrome (67600676).
The spelling of 54400231 in words is "fifty-four million, four hundred thousand, two hundred thirty-one".
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