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30000202 = 2195913381
BaseRepresentation
bin111001001110…
…0010001001010
32002110011112121
41302130101022
530140001302
62551001454
7512666101
oct162342112
962404477
1030000202
1115a30661
12a06928a
1362a50cb
143dad038
152978e37
hex1c9c44a

30000202 has 16 divisors (see below), whose sum is σ = 48175200. Its totient is φ = 13968720.

The previous prime is 30000199. The next prime is 30000247. The reversal of 30000202 is 20200003.

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 in 7 ways as a sum of consecutive naturals, for example, 4449 + ... + 8932.

It is an arithmetic number, because the mean of its divisors is an integer number (3010950).

Almost surely, 230000202 is an apocalyptic number.

30000202 is a deficient number, since it is larger than the sum of its proper divisors (18174998).

30000202 is a wasteful number, since it uses less digits than its factorization.

30000202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13461.

The product of its (nonzero) digits is 12, while the sum is 7.

The square root of 30000202 is about 5477.2440150134. The cubic root of 30000202 is about 310.7239479949.

Adding to 30000202 its reverse (20200003), we get a palindrome (50200205).

The spelling of 30000202 in words is "thirty million, two hundred two", and thus it is an aban number.

Divisors: 1 2 19 38 59 118 1121 2242 13381 26762 254239 508478 789479 1578958 15000101 30000202