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30616230323 = 7231109184913
BaseRepresentation
bin11100100000110111…
…101001100110110011
32221000200211122110102
4130200313221212303
51000200223332243
622022004023015
72132461443500
oct344067514663
987020748412
1030616230323
1111a91077a98
125b25391a6b
132b6bc54323
1416a62184a7
15be2ca09b8
hex720de99b3

30616230323 has 24 divisors (see below), whose sum is σ = 37101144960. Its totient is φ = 25162824960.

The previous prime is 30616230277. The next prime is 30616230331. The reversal of 30616230323 is 32303261603.

It is not a de Polignac number, because 30616230323 - 26 = 30616230259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30616230353) 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 23 ways as a sum of consecutive naturals, for example, 73115 + ... + 258027.

It is an arithmetic number, because the mean of its divisors is an integer number (1545881040).

Almost surely, 230616230323 is an apocalyptic number.

30616230323 is a deficient number, since it is larger than the sum of its proper divisors (6484914637).

30616230323 is a wasteful number, since it uses less digits than its factorization.

30616230323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185067 (or 185060 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 30616230323 its reverse (32303261603), we get a palindrome (62919491926).

The spelling of 30616230323 in words is "thirty billion, six hundred sixteen million, two hundred thirty thousand, three hundred twenty-three".

Divisors: 1 7 31 49 109 217 763 1519 3379 5341 23653 165571 184913 1294391 5732303 9060737 20155517 40126121 141088619 280882847 624821027 987620333 4373747189 30616230323