Base | Representation |
---|---|
bin | 1001011101100… |
… | …0000111000001 |
3 | 2202200002011010 |
4 | 2113120013001 |
5 | 40124314442 |
6 | 3534311133 |
7 | 661203261 |
oct | 227300701 |
9 | 82602133 |
10 | 39682497 |
11 | 20444058 |
12 | 113584a9 |
13 | 82b518a |
14 | 53ad7a1 |
15 | 373cb9c |
hex | 25d81c1 |
39682497 has 4 divisors (see below), whose sum is σ = 52910000. Its totient is φ = 26454996.
The previous prime is 39682493. The next prime is 39682499. The reversal of 39682497 is 79428693.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 79428693 = 3 ⋅26476231.
It is not a de Polignac number, because 39682497 - 22 = 39682493 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (39682493) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6613747 + ... + 6613752.
It is an arithmetic number, because the mean of its divisors is an integer number (13227500).
Almost surely, 239682497 is an apocalyptic number.
It is an amenable number.
39682497 is a deficient number, since it is larger than the sum of its proper divisors (13227503).
39682497 is a wasteful number, since it uses less digits than its factorization.
39682497 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13227502.
The product of its digits is 653184, while the sum is 48.
The square root of 39682497 is about 6299.4044956646. The cubic root of 39682497 is about 341.0879137398.
The spelling of 39682497 in words is "thirty-nine million, six hundred eighty-two thousand, four hundred ninety-seven".
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