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30507456230 = 254229721387
BaseRepresentation
bin11100011010011000…
…101101011011100110
32220202010011100110022
4130122120231123212
5444434402044410
622003120355142
72130001046036
oct343230553346
986663140408
1030507456230
1111a35733449
125ab4a75ab2
132b5255ac64
1416959c18c6
15bd8466455
hex71a62d6e6

30507456230 has 16 divisors (see below), whose sum is σ = 54926482320. Its totient is φ = 12200080032.

The previous prime is 30507456139. The next prime is 30507456241. The reversal of 30507456230 is 3265470503.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 318404 + ... + 402983.

It is an arithmetic number, because the mean of its divisors is an integer number (3432905145).

Almost surely, 230507456230 is an apocalyptic number.

30507456230 is a deficient number, since it is larger than the sum of its proper divisors (24419026090).

30507456230 is a wasteful number, since it uses less digits than its factorization.

30507456230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725623.

The product of its (nonzero) digits is 75600, while the sum is 35.

The spelling of 30507456230 in words is "thirty billion, five hundred seven million, four hundred fifty-six thousand, two hundred thirty".

Divisors: 1 2 5 10 4229 8458 21145 42290 721387 1442774 3606935 7213870 3050745623 6101491246 15253728115 30507456230