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30054354 = 2311659691
BaseRepresentation
bin111001010100…
…1011111010010
32002112220211020
41302221133102
530143214404
62552100310
7513313011
oct162513722
962486736
1030054354
1115a68310
12a094696
1362c3955
143dc4a78
152989ed9
hex1ca97d2

30054354 has 32 divisors (see below), whose sum is σ = 65767680. Its totient is φ = 9080400.

The previous prime is 30054341. The next prime is 30054359. The reversal of 30054354 is 45345003.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (30054359) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43149 + ... + 43839.

It is an arithmetic number, because the mean of its divisors is an integer number (2055240).

Almost surely, 230054354 is an apocalyptic number.

30054354 is an abundant number, since it is smaller than the sum of its proper divisors (35713326).

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

30054354 is a wasteful number, since it uses less digits than its factorization.

30054354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1366.

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 30054354 is about 5482.1851482780. The cubic root of 30054354 is about 310.9107935060.

Adding to 30054354 its reverse (45345003), we get a palindrome (75399357).

The spelling of 30054354 in words is "thirty million, fifty-four thousand, three hundred fifty-four".

Divisors: 1 2 3 6 11 22 33 66 659 691 1318 1382 1977 2073 3954 4146 7249 7601 14498 15202 21747 22803 43494 45606 455369 910738 1366107 2732214 5009059 10018118 15027177 30054354