Base | Representation |
---|---|
bin | 1001011010010… |
… | …1111000001101 |
3 | 2202021121220211 |
4 | 2112211320031 |
5 | 40101223444 |
6 | 3530042421 |
7 | 656355364 |
oct | 226457015 |
9 | 82247824 |
10 | 39476749 |
11 | 20313514 |
12 | 11279411 |
13 | 8242630 |
14 | 53587db |
15 | 36ebc34 |
hex | 25a5e0d |
39476749 has 8 divisors (see below), whose sum is σ = 42620312. Its totient is φ = 36348480.
The previous prime is 39476741. The next prime is 39476761. The reversal of 39476749 is 94767493.
39476749 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 13225 + 39463524 = 115^2 + 6282^2 .
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 39476749 - 23 = 39476741 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 (39476741) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1867 + ... + 9079.
It is an arithmetic number, because the mean of its divisors is an integer number (5327539).
Almost surely, 239476749 is an apocalyptic number.
It is an amenable number.
39476749 is a deficient number, since it is larger than the sum of its proper divisors (3143563).
39476749 is a wasteful number, since it uses less digits than its factorization.
39476749 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7647.
The product of its digits is 1143072, while the sum is 49.
The square root of 39476749 is about 6283.0525224607. The cubic root of 39476749 is about 340.4973948307.
The spelling of 39476749 in words is "thirty-nine million, four hundred seventy-six thousand, seven hundred forty-nine".
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