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30471466 = 267227399
BaseRepresentation
bin111010000111…
…1010100101010
32010100002222211
41310033110222
530300041331
63005035334
7520001044
oct164172452
963302884
1030471466
1116222733
12a255b4a
13640b76c
144092a94
152a1d8b1
hex1d0f52a

30471466 has 8 divisors (see below), whose sum is σ = 46389600. Its totient is φ = 15008268.

The previous prime is 30471457. The next prime is 30471479. The reversal of 30471466 is 66417403.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113566 + ... + 113833.

It is an arithmetic number, because the mean of its divisors is an integer number (5798700).

Almost surely, 230471466 is an apocalyptic number.

30471466 is a deficient number, since it is larger than the sum of its proper divisors (15918134).

30471466 is a wasteful number, since it uses less digits than its factorization.

30471466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227468.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 30471466 is about 5520.0965571265. The cubic root of 30471466 is about 312.3425246048.

Adding to 30471466 its reverse (66417403), we get a palindrome (96888869).

The spelling of 30471466 in words is "thirty million, four hundred seventy-one thousand, four hundred sixty-six".

Divisors: 1 2 67 134 227399 454798 15235733 30471466