Base | Representation |
---|---|
bin | 1100111001101… |
… | …0101101000000 |
3 | 10202211010101121 |
4 | 3032122231000 |
5 | 102323023130 |
6 | 5211442024 |
7 | 1224636064 |
oct | 316325500 |
9 | 122733347 |
10 | 54111040 |
11 | 285a9475 |
12 | 16156314 |
13 | b297689 |
14 | 7287aa4 |
15 | 4b3cd7a |
hex | 339ab40 |
54111040 has 28 divisors (see below), whose sum is σ = 128852676. Its totient is φ = 21644288.
The previous prime is 54111037. The next prime is 54111059. The reversal of 54111040 is 4011145.
It can be written as a sum of positive squares in 2 ways, for example, as 11182336 + 42928704 = 3344^2 + 6552^2 .
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84229 + ... + 84868.
Almost surely, 254111040 is an apocalyptic number.
It is an amenable number.
54111040 is an abundant number, since it is smaller than the sum of its proper divisors (74741636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54111040 is a wasteful number, since it uses less digits than its factorization.
54111040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 169114 (or 169104 counting only the distinct ones).
The product of its (nonzero) digits is 80, while the sum is 16.
The square root of 54111040 is about 7356.0206633750. The cubic root of 54111040 is about 378.2352146901.
Adding to 54111040 its reverse (4011145), we get a palindrome (58122185).
The spelling of 54111040 in words is "fifty-four million, one hundred eleven thousand, forty".
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