Base | Representation |
---|---|
bin | 1010000010010110… |
… | …11100101001101000 |
3 | 111220112101111220200 |
4 | 11001023130221220 |
5 | 42013423043042 |
6 | 2250405552200 |
7 | 250350246300 |
oct | 50113345150 |
9 | 14815344820 |
10 | 5388487272 |
11 | 231572a273 |
12 | 1064715660 |
13 | 67b49bc0c |
14 | 39190a600 |
15 | 2180e3c4c |
hex | 1412dca68 |
5388487272 has 72 divisors (see below), whose sum is σ = 16976495250. Its totient is φ = 1539566784.
The previous prime is 5388487249. The next prime is 5388487283. The reversal of 5388487272 is 2727848835.
5388487272 is a `hidden beast` number, since 538 + 8 + 4 + 87 + 27 + 2 = 666.
It can be written as a sum of positive squares in only one way, i.e., 4589520516 + 798966756 = 67746^2 + 28266^2 .
It is a tau number, because it is divible by the number of its divisors (72).
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 760147 + ... + 767202.
Almost surely, 25388487272 is an apocalyptic number.
It is an amenable number.
5388487272 is an abundant number, since it is smaller than the sum of its proper divisors (11588007978).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5388487272 is a wasteful number, since it uses less digits than its factorization.
5388487272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1527375 (or 1527361 counting only the distinct ones).
The product of its digits is 6021120, while the sum is 54.
The square root of 5388487272 is about 73406.3162949892. The cubic root of 5388487272 is about 1753.1629624616.
The spelling of 5388487272 in words is "five billion, three hundred eighty-eight million, four hundred eighty-seven thousand, two hundred seventy-two".
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