Base | Representation |
---|---|
bin | 1001011010010… |
… | …0110111001101 |
3 | 2202021102012202 |
4 | 2112210313031 |
5 | 40101110324 |
6 | 3530011245 |
7 | 656340302 |
oct | 226446715 |
9 | 82242182 |
10 | 39472589 |
11 | 20310382 |
12 | 11276b25 |
13 | 8240780 |
14 | 53570a9 |
15 | 36ea8ae |
hex | 25a4dcd |
39472589 has 8 divisors (see below), whose sum is σ = 45009720. Its totient is φ = 34292736.
The previous prime is 39472583. The next prime is 39472607. The reversal of 39472589 is 98527493.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 13564489 + 25908100 = 3683^2 + 5090^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 39472589 - 220 = 38424013 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (39472583) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89084 + ... + 89525.
It is an arithmetic number, because the mean of its divisors is an integer number (5626215).
Almost surely, 239472589 is an apocalyptic number.
It is an amenable number.
39472589 is a deficient number, since it is larger than the sum of its proper divisors (5537131).
39472589 is a wasteful number, since it uses less digits than its factorization.
39472589 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 178639.
The product of its digits is 544320, while the sum is 47.
The square root of 39472589 is about 6282.7214644611. The cubic root of 39472589 is about 340.4854340440.
The spelling of 39472589 in words is "thirty-nine million, four hundred seventy-two thousand, five hundred eighty-nine".
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