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30934234 = 215467117
BaseRepresentation
bin111011000000…
…0010011011010
32011012121210101
41312000103122
530404343414
63023010014
7523636162
oct166002332
964177711
1030934234
1116509391
12a43990a
1365412a6
1441735a2
152ab0a74
hex1d804da

30934234 has 4 divisors (see below), whose sum is σ = 46401354. Its totient is φ = 15467116.

The previous prime is 30934229. The next prime is 30934273. The reversal of 30934234 is 43243903.

It can be divided in two parts, 309 and 34234, that added together give a palindrome (34543).

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 29735209 + 1199025 = 5453^2 + 1095^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7733557 + ... + 7733560.

Almost surely, 230934234 is an apocalyptic number.

30934234 is a deficient number, since it is larger than the sum of its proper divisors (15467120).

30934234 is a wasteful number, since it uses less digits than its factorization.

30934234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15467119.

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 30934234 is about 5561.8552660061. The cubic root of 30934234 is about 313.9157616809.

The spelling of 30934234 in words is "thirty million, nine hundred thirty-four thousand, two hundred thirty-four".

Divisors: 1 2 15467117 30934234