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39230399 = 134189827
BaseRepresentation
bin1001010110100…
…1101110111111
32201211002222202
42111221232333
540020333044
63520502115
7654311225
oct225515677
981732882
1039230399
112016541a
121117a93b
138187470
1452d2b15
15369dc4e
hex2569bbf

39230399 has 16 divisors (see below), whose sum is σ = 43817760. Its totient is φ = 34890240.

The previous prime is 39230377. The next prime is 39230423. The reversal of 39230399 is 99303293.

It is a cyclic number.

It is not a de Polignac number, because 39230399 - 216 = 39164863 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39230369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47024 + ... + 47850.

It is an arithmetic number, because the mean of its divisors is an integer number (2738610).

Almost surely, 239230399 is an apocalyptic number.

39230399 is a deficient number, since it is larger than the sum of its proper divisors (4587361).

39230399 is a wasteful number, since it uses less digits than its factorization.

39230399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970.

The product of its (nonzero) digits is 39366, while the sum is 38.

The square root of 39230399 is about 6263.4175176177. The cubic root of 39230399 is about 339.7876384377.

The spelling of 39230399 in words is "thirty-nine million, two hundred thirty thousand, three hundred ninety-nine".

Divisors: 1 13 41 89 533 827 1157 3649 10751 33907 47437 73603 440791 956839 3017723 39230399