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30052 = 2211683
BaseRepresentation
bin111010101100100
31112020001
413111210
51430202
6351044
7153421
oct72544
945201
1030052
1120640
1215484
13108a9
14ad48
158d87
hex7564

30052 has 12 divisors (see below), whose sum is σ = 57456. Its totient is φ = 13640.

The previous prime is 30047. The next prime is 30059. The reversal of 30052 is 25003.

It is not an unprimeable number, because it can be changed into a prime (30059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298 + ... + 385.

It is an arithmetic number, because the mean of its divisors is an integer number (4788).

230052 is an apocalyptic number.

It is an amenable number.

30052 is a deficient number, since it is larger than the sum of its proper divisors (27404).

30052 is a wasteful number, since it uses less digits than its factorization.

30052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698 (or 696 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 10.

The square root of 30052 is about 173.3551268351. The cubic root of 30052 is about 31.0902675957.

Adding to 30052 its reverse (25003), we get a palindrome (55055).

The spelling of 30052 in words is "thirty thousand, fifty-two", and thus it is an eban number.

Divisors: 1 2 4 11 22 44 683 1366 2732 7513 15026 30052