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30452330 = 253837951
BaseRepresentation
bin111010000101…
…0101001101010
32010022010202002
41310022221222
530243433310
63004411002
7516561206
oct164125152
963263662
1030452330
111620a317
12a246a62
136402b3c
144089b06
152a17da5
hex1d0aa6a

30452330 has 16 divisors (see below), whose sum is σ = 54964224. Its totient is φ = 12147600.

The previous prime is 30452327. The next prime is 30452333. The reversal of 30452330 is 3325403.

It is an interprime number because it is at equal distance from previous prime (30452327) and next prime (30452333).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (30452333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146 + ... + 7805.

It is an arithmetic number, because the mean of its divisors is an integer number (3435264).

Almost surely, 230452330 is an apocalyptic number.

30452330 is a deficient number, since it is larger than the sum of its proper divisors (24511894).

30452330 is a wasteful number, since it uses less digits than its factorization.

30452330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8341.

The product of its (nonzero) digits is 1080, while the sum is 20.

The square root of 30452330 is about 5518.3629818996. The cubic root of 30452330 is about 312.2771274869.

Adding to 30452330 its reverse (3325403), we get a palindrome (33777733).

The spelling of 30452330 in words is "thirty million, four hundred fifty-two thousand, three hundred thirty".

Divisors: 1 2 5 10 383 766 1915 3830 7951 15902 39755 79510 3045233 6090466 15226165 30452330