Base | Representation |
---|---|
bin | 1100010010011… |
… | …1100101101111 |
3 | 10120222121212011 |
4 | 3010213211233 |
5 | 101143324013 |
6 | 5040422051 |
7 | 1164050224 |
oct | 304474557 |
9 | 116877764 |
10 | 51542383 |
11 | 27104612 |
12 | 15317927 |
13 | a8a8469 |
14 | 6bb994b |
15 | 47d1c3d |
hex | 312796f |
51542383 has 8 divisors (see below), whose sum is σ = 54324720. Its totient is φ = 48767040.
The previous prime is 51542357. The next prime is 51542389. The reversal of 51542383 is 38324515.
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 51542383 - 225 = 17987951 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51542389) 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, 21291 + ... + 23587.
It is an arithmetic number, because the mean of its divisors is an integer number (6790590).
Almost surely, 251542383 is an apocalyptic number.
51542383 is a deficient number, since it is larger than the sum of its proper divisors (2782337).
51542383 is a wasteful number, since it uses less digits than its factorization.
51542383 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3497.
The product of its digits is 14400, while the sum is 31.
The square root of 51542383 is about 7179.3024034373. The cubic root of 51542383 is about 372.1529774147.
Adding to 51542383 its reverse (38324515), we get a palindrome (89866898).
The spelling of 51542383 in words is "fifty-one million, five hundred forty-two thousand, three hundred eighty-three".
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