Base | Representation |
---|---|
bin | 1100001100011… |
… | …0111001101101 |
3 | 10120020111121020 |
4 | 3003012321231 |
5 | 101043140344 |
6 | 5024124353 |
7 | 1160510502 |
oct | 303067155 |
9 | 116214536 |
10 | 51146349 |
11 | 26964011 |
12 | 151666b9 |
13 | a79a117 |
14 | 6b154a9 |
15 | 4754719 |
hex | 30c6e6d |
51146349 has 8 divisors (see below), whose sum is σ = 68235552. Its totient is φ = 34077360.
The previous prime is 51146327. The next prime is 51146357. The reversal of 51146349 is 94364115.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 51146349 - 25 = 51146317 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51146369) 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, 2442 + ... + 10404.
It is an arithmetic number, because the mean of its divisors is an integer number (8529444).
Almost surely, 251146349 is an apocalyptic number.
It is an amenable number.
51146349 is a deficient number, since it is larger than the sum of its proper divisors (17089203).
51146349 is a wasteful number, since it uses less digits than its factorization.
51146349 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10107.
The product of its digits is 12960, while the sum is 33.
The square root of 51146349 is about 7151.6675677775. The cubic root of 51146349 is about 371.1973603789.
The spelling of 51146349 in words is "fifty-one million, one hundred forty-six thousand, three hundred forty-nine".
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