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30343221214 = 287559173273
BaseRepresentation
bin11100010000100110…
…001100111111011110
32220022200010100100221
4130100212030333132
5444120331034324
621534532311554
72122635060535
oct342046147736
986280110327
1030343221214
1111960a59229
125a69a725ba
132b27516987
14167bc6d31c
15bc8d240e4
hex71098cfde

30343221214 has 8 divisors (see below), whose sum is σ = 45515614320. Its totient is φ = 15171349776.

The previous prime is 30343221211. The next prime is 30343221221. The reversal of 30343221214 is 41212234303.

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

It is a super-2 number, since 2×303432212142 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30343221211) by changing a digit.

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, 88482 + ... + 261754.

It is an arithmetic number, because the mean of its divisors is an integer number (5689451790).

Almost surely, 230343221214 is an apocalyptic number.

30343221214 is a deficient number, since it is larger than the sum of its proper divisors (15172393106).

30343221214 is a wasteful number, since it uses less digits than its factorization.

30343221214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260834.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 30343221214 its reverse (41212234303), we get a palindrome (71555455517).

The spelling of 30343221214 in words is "thirty billion, three hundred forty-three million, two hundred twenty-one thousand, two hundred fourteen".

Divisors: 1 2 87559 173273 175118 346546 15171610607 30343221214