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30222334 = 231487457
BaseRepresentation
bin111001101001…
…0011111111110
32002212110020201
41303102133332
530214103314
62555434114
7514612522
oct163223776
962773221
1030222334
111607253a
12a15593a
13635224c
144029d82
1529beb74
hex1cd27fe

30222334 has 8 divisors (see below), whose sum is σ = 46795968. Its totient is φ = 14623680.

The previous prime is 30222307. The next prime is 30222373. The reversal of 30222334 is 43322203.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243667 + ... + 243790.

It is an arithmetic number, because the mean of its divisors is an integer number (5849496).

Almost surely, 230222334 is an apocalyptic number.

30222334 is a deficient number, since it is larger than the sum of its proper divisors (16573634).

30222334 is a wasteful number, since it uses less digits than its factorization.

30222334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487490.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 30222334 is about 5497.4843337658. The cubic root of 30222334 is about 311.4889659064.

Adding to 30222334 its reverse (43322203), we get a palindrome (73544537).

It can be divided in two parts, 3022 and 2334, that added together give a triangular number (5356 = T103).

The spelling of 30222334 in words is "thirty million, two hundred twenty-two thousand, three hundred thirty-four".

Divisors: 1 2 31 62 487457 974914 15111167 30222334