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30212341202 = 261247642141
BaseRepresentation
bin11100001000110010…
…111011110111010010
32212222112211221202002
4130020302323313102
5443333324404302
621513535154002
72116455443261
oct341062736722
985875757662
1030212341202
11118a409612a
125a32075902
132b06380794
1416687205d8
15bbc5bec02
hex708cbbdd2

30212341202 has 8 divisors (see below), whose sum is σ = 46061438412. Its totient is φ = 14858528400.

The previous prime is 30212341193. The next prime is 30212341249. The reversal of 30212341202 is 20214321203.

It can be written as a sum of positive squares in 2 ways, for example, as 30192190081 + 20151121 = 173759^2 + 4489^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123820949 + ... + 123821192.

Almost surely, 230212341202 is an apocalyptic number.

30212341202 is a deficient number, since it is larger than the sum of its proper divisors (15849097210).

30212341202 is a wasteful number, since it uses less digits than its factorization.

30212341202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247642204.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 30212341202 its reverse (20214321203), we get a palindrome (50426662405).

The spelling of 30212341202 in words is "thirty billion, two hundred twelve million, three hundred forty-one thousand, two hundred two".

Divisors: 1 2 61 122 247642141 495284282 15106170601 30212341202