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30300420122 = 278087267629
BaseRepresentation
bin11100001110000010…
…111011100000011010
32220012200120211022022
4130032002323200122
5444023401420442
621530403054442
72121605215160
oct341602734032
986180524268
1030300420122
1111939885125
125a57671422
132b1b6ac19b
1416762cb230
15bc51bc3d2
hex70e0bb81a

30300420122 has 16 divisors (see below), whose sum is σ = 51950194560. Its totient is φ = 12984240048.

The previous prime is 30300420103. The next prime is 30300420167. The reversal of 30300420122 is 22102400303.

It is a self number, because there is not a number n which added to its sum of digits gives 30300420122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20597 + ... + 247032.

It is an arithmetic number, because the mean of its divisors is an integer number (3246887160).

Almost surely, 230300420122 is an apocalyptic number.

30300420122 is a deficient number, since it is larger than the sum of its proper divisors (21649774438).

30300420122 is a wasteful number, since it uses less digits than its factorization.

30300420122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275725.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 30300420122 its reverse (22102400303), we get a palindrome (52402820425).

The spelling of 30300420122 in words is "thirty billion, three hundred million, four hundred twenty thousand, one hundred twenty-two".

Divisors: 1 2 7 14 8087 16174 56609 113218 267629 535258 1873403 3746806 2164315723 4328631446 15150210061 30300420122