Search a number
-
+
39430701 = 3217257717
BaseRepresentation
bin1001011001101…
…0101000101101
32202012021202100
42112122220231
540043240301
63525045313
7656104212
oct226325055
982167670
1039430701
1120291962
1211256839
13822769b
145345b09
1536dd286
hex259aa2d

39430701 has 12 divisors (see below), whose sum is σ = 60306012. Its totient is φ = 24740736.

The previous prime is 39430687. The next prime is 39430709. The reversal of 39430701 is 10703493.

39430701 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 2 ways, for example, as 35390601 + 4040100 = 5949^2 + 2010^2 .

It is not a de Polignac number, because 39430701 - 214 = 39414317 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39430709) 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 11 ways as a sum of consecutive naturals, for example, 128706 + ... + 129011.

It is an arithmetic number, because the mean of its divisors is an integer number (5025501).

Almost surely, 239430701 is an apocalyptic number.

It is an amenable number.

39430701 is a deficient number, since it is larger than the sum of its proper divisors (20875311).

39430701 is a wasteful number, since it uses less digits than its factorization.

39430701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257740 (or 257737 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 39430701 is about 6279.3869923743. The cubic root of 39430701 is about 340.3649512635.

The spelling of 39430701 in words is "thirty-nine million, four hundred thirty thousand, seven hundred one".

Divisors: 1 3 9 17 51 153 257717 773151 2319453 4381189 13143567 39430701