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30074 = 2111367
BaseRepresentation
bin111010101111010
31112020212
413111322
51430244
6351122
7153452
oct72572
945225
1030074
1120660
12154a2
13108c5
14ad62
158d9e
hex757a

30074 has 8 divisors (see below), whose sum is σ = 49248. Its totient is φ = 13660.

The previous prime is 30071. The next prime is 30089. The reversal of 30074 is 47003.

It is a sphenic number, since it is the product of 3 distinct primes.

30074 is a modest number, since divided by 74 gives 30 as remainder.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (30071) 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, 662 + ... + 705.

It is an arithmetic number, because the mean of its divisors is an integer number (6156).

230074 is an apocalyptic number.

30074 is a deficient number, since it is larger than the sum of its proper divisors (19174).

30074 is a wasteful number, since it uses less digits than its factorization.

30074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1380.

The product of its (nonzero) digits is 84, while the sum is 14.

The square root of 30074 is about 173.4185687866. The cubic root of 30074 is about 31.0978524380.

Adding to 30074 its reverse (47003), we get a palindrome (77077).

The spelling of 30074 in words is "thirty thousand, seventy-four".

Divisors: 1 2 11 22 1367 2734 15037 30074