Base | Representation |
---|---|
bin | 10100100111101100100000 |
3 | 101011121220200 |
4 | 110213230200 |
5 | 2340433342 |
6 | 311505200 |
7 | 63642252 |
oct | 24475440 |
9 | 11147820 |
10 | 5405472 |
11 | 3062236 |
12 | 1988200 |
13 | 1173507 |
14 | a09cd2 |
15 | 71b94c |
hex | 527b20 |
5405472 has 54 divisors (see below), whose sum is σ = 15484833. Its totient is φ = 1788672.
The previous prime is 5405471. The next prime is 5405479. The reversal of 5405472 is 2745045.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
5405472 is a `hidden beast` number, since 540 + 54 + 72 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 5363856 + 41616 = 2316^2 + 204^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=1644.
It is not an unprimeable number, because it can be changed into a prime (5405471) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 39388 + ... + 39524.
Almost surely, 25405472 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 5405472
5405472 is an abundant number, since it is smaller than the sum of its proper divisors (10079361).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5405472 is a wasteful number, since it uses less digits than its factorization.
5405472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 290 (or 142 counting only the distinct ones).
The product of its (nonzero) digits is 5600, while the sum is 27.
The square root of 5405472 is about 2324.9670965414. The cubic root of 5405472 is about 175.5003043801.
The spelling of 5405472 in words is "five million, four hundred five thousand, four hundred seventy-two".
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