Base | Representation |
---|---|
bin | 1001010101000… |
… | …1001111010110 |
3 | 2201122000100212 |
4 | 2111101033112 |
5 | 40004130240 |
6 | 3514405422 |
7 | 653412560 |
oct | 225211726 |
9 | 81560325 |
10 | 39130070 |
11 | 200a7001 |
12 | 11130872 |
13 | 81508b5 |
14 | 52a8330 |
15 | 367e165 |
hex | 25513d6 |
39130070 has 16 divisors (see below), whose sum is σ = 80496288. Its totient is φ = 13416000.
The previous prime is 39130051. The next prime is 39130079. The reversal of 39130070 is 7003193.
39130070 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (39130079) 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, 279431 + ... + 279570.
It is an arithmetic number, because the mean of its divisors is an integer number (5031018).
Almost surely, 239130070 is an apocalyptic number.
39130070 is an abundant number, since it is smaller than the sum of its proper divisors (41366218).
39130070 is a wasteful number, since it uses less digits than its factorization.
39130070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 559015.
The product of its (nonzero) digits is 567, while the sum is 23.
The square root of 39130070 is about 6255.4032643787. The cubic root of 39130070 is about 339.4977301216.
The spelling of 39130070 in words is "thirty-nine million, one hundred thirty thousand, seventy".
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