Base | Representation |
---|---|
bin | 11100001001111… |
… | …111100011000101 |
3 | 1012220212110210012 |
4 | 130021333203011 |
5 | 1431412203022 |
6 | 114512440005 |
7 | 14464114640 |
oct | 3411774305 |
9 | 1186773705 |
10 | 472381637 |
11 | 222713352 |
12 | 112249005 |
13 | 76b35180 |
14 | 46a46a57 |
15 | 2b70ede2 |
hex | 1c27f8c5 |
472381637 has 16 divisors (see below), whose sum is σ = 583914240. Its totient is φ = 372131712.
The previous prime is 472381597. The next prime is 472381649. The reversal of 472381637 is 736183274.
It is a cyclic number.
It is not a de Polignac number, because 472381637 - 210 = 472380613 is a prime.
It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a junction number, because it is equal to n+sod(n) for n = 472381594 and 472381603.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (472381837) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10064 + ... + 32342.
It is an arithmetic number, because the mean of its divisors is an integer number (36494640).
Almost surely, 2472381637 is an apocalyptic number.
It is an amenable number.
472381637 is a deficient number, since it is larger than the sum of its proper divisors (111532603).
472381637 is a wasteful number, since it uses less digits than its factorization.
472381637 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22532.
The product of its digits is 169344, while the sum is 41.
The square root of 472381637 is about 21734.3423410970. The cubic root of 472381637 is about 778.8090728960.
The spelling of 472381637 in words is "four hundred seventy-two million, three hundred eighty-one thousand, six hundred thirty-seven".
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