Base | Representation |
---|---|
bin | 1100001111011… |
… | …1011010011110 |
3 | 10120121121011200 |
4 | 3003313122132 |
5 | 101121020204 |
6 | 5032300330 |
7 | 1162266015 |
oct | 303673236 |
9 | 116547150 |
10 | 51345054 |
11 | 26a8a332 |
12 | 152416a6 |
13 | a8396b7 |
14 | 6b67a7c |
15 | 4793539 |
hex | 30f769e |
51345054 has 12 divisors (see below), whose sum is σ = 111247656. Its totient is φ = 17115012.
The previous prime is 51345043. The next prime is 51345059. The reversal of 51345054 is 45054315.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51345059) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1426234 + ... + 1426269.
It is an arithmetic number, because the mean of its divisors is an integer number (9270638).
Almost surely, 251345054 is an apocalyptic number.
51345054 is an abundant number, since it is smaller than the sum of its proper divisors (59902602).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51345054 is a wasteful number, since it uses less digits than its factorization.
51345054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2852511 (or 2852508 counting only the distinct ones).
The product of its (nonzero) digits is 6000, while the sum is 27.
The square root of 51345054 is about 7165.5463155296. The cubic root of 51345054 is about 371.6774432539.
Adding to 51345054 its reverse (45054315), we get a palindrome (96399369).
The spelling of 51345054 in words is "fifty-one million, three hundred forty-five thousand, fifty-four".
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