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30080230 = 2519315107
BaseRepresentation
bin111001010111…
…1110011100110
32002121020022121
41302233303212
530200031410
62552420154
7513451315
oct162576346
962536277
1030080230
1115a857a4
12a0a765a
13630266b
143dd027c
1529929da
hex1cafce6

30080230 has 32 divisors (see below), whose sum is σ = 58844160. Its totient is φ = 11028960.

The previous prime is 30080227. The next prime is 30080233. The reversal of 30080230 is 3208003.

It is a happy number.

It is a Cunningham number, because it is equal to 3113-1.

It is an interprime number because it is at equal distance from previous prime (30080227) and next prime (30080233).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30080233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3337 + ... + 8443.

It is an arithmetic number, because the mean of its divisors is an integer number (1838880).

Almost surely, 230080230 is an apocalyptic number.

30080230 is a deficient number, since it is larger than the sum of its proper divisors (28763930).

30080230 is a wasteful number, since it uses less digits than its factorization.

30080230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5164.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 30080230 is about 5484.5446483733. The cubic root of 30080230 is about 310.9999965537. Note that the first 5 decimals are identical.

Adding to 30080230 its reverse (3208003), we get a palindrome (33288233).

The spelling of 30080230 in words is "thirty million, eighty thousand, two hundred thirty".

Divisors: 1 2 5 10 19 31 38 62 95 155 190 310 589 1178 2945 5107 5890 10214 25535 51070 97033 158317 194066 316634 485165 791585 970330 1583170 3008023 6016046 15040115 30080230