Base | Representation |
---|---|
bin | 1100111000101… |
… | …0111010101101 |
3 | 10202200211200211 |
4 | 3032022322231 |
5 | 102313441011 |
6 | 5210222421 |
7 | 1224246424 |
oct | 316127255 |
9 | 122624624 |
10 | 54046381 |
11 | 28564934 |
12 | 16124a11 |
13 | b27410c |
14 | 726c2bb |
15 | 4b28b21 |
hex | 338aead |
54046381 has 8 divisors (see below), whose sum is σ = 56689920. Its totient is φ = 51465168.
The previous prime is 54046351. The next prime is 54046387. The reversal of 54046381 is 18364045.
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 a de Polignac number, because none of the positive numbers 2k-54046381 is a prime.
It is a super-2 number, since 2×540463812 = 5842022598394322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54046387) 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, 13801 + ... + 17278.
It is an arithmetic number, because the mean of its divisors is an integer number (7086240).
Almost surely, 254046381 is an apocalyptic number.
It is an amenable number.
54046381 is a deficient number, since it is larger than the sum of its proper divisors (2643539).
54046381 is a wasteful number, since it uses less digits than its factorization.
54046381 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31163.
The product of its (nonzero) digits is 11520, while the sum is 31.
The square root of 54046381 is about 7351.6243783262. The cubic root of 54046381 is about 378.0844995531.
The spelling of 54046381 in words is "fifty-four million, forty-six thousand, three hundred eighty-one".
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