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15242082 = 237093583
BaseRepresentation
bin111010001001…
…001101100010
31001200101012120
4322021031202
512400221312
61302405110
7243361362
oct72111542
931611176
1015242082
118670669
125130796
1332088ab
14204a9a2
15151128c
hexe89362

15242082 has 16 divisors (see below), whose sum is σ = 30535680. Its totient is φ = 5072112.

The previous prime is 15242041. The next prime is 15242083. The reversal of 15242082 is 28024251.

It is not an unprimeable number, because it can be changed into a prime (15242083) 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 7 ways as a sum of consecutive naturals, for example, 2463 + ... + 6045.

It is an arithmetic number, because the mean of its divisors is an integer number (1908480).

Almost surely, 215242082 is an apocalyptic number.

15242082 is an abundant number, since it is smaller than the sum of its proper divisors (15293598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15242082 is a wasteful number, since it uses less digits than its factorization.

15242082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4297.

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 15242082 is about 3904.1109103098. The cubic root of 15242082 is about 247.9408569511.

The spelling of 15242082 in words is "fifteen million, two hundred forty-two thousand, eighty-two".

Divisors: 1 2 3 6 709 1418 2127 3583 4254 7166 10749 21498 2540347 5080694 7621041 15242082