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30082226 = 215041113
BaseRepresentation
bin111001011000…
…0010010110010
32002121100001112
41302300102302
530200112401
62552433322
7513460166
oct162602262
962540045
1030082226
1115a87249
12a0a8842
136303545
143dd0ca6
1529933bb
hex1cb04b2

30082226 has 4 divisors (see below), whose sum is σ = 45123342. Its totient is φ = 15041112.

The previous prime is 30082223. The next prime is 30082237. The reversal of 30082226 is 62228003.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62228003 = 137454219.

It can be written as a sum of positive squares in only one way, i.e., 29691601 + 390625 = 5449^2 + 625^2 .

It is a super-2 number, since 2×300822262 = 1809880642230152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30082223) by changing a digit.

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, 7520555 + ... + 7520558.

Almost surely, 230082226 is an apocalyptic number.

30082226 is a deficient number, since it is larger than the sum of its proper divisors (15041116).

30082226 is a wasteful number, since it uses less digits than its factorization.

30082226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15041115.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 30082226 is about 5484.7266112360. The cubic root of 30082226 is about 311.0068752939.

The spelling of 30082226 in words is "thirty million, eighty-two thousand, two hundred twenty-six".

Divisors: 1 2 15041113 30082226