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28314373230 = 233511132192969
BaseRepresentation
bin11010010111101010…
…110000110001101110
32201002021111012011000
4122113222300301232
5430441434420410
621001335141130
72021441126043
oct322752606156
981067435130
1028314373230
111100a7a8760
1255a25147a6
1328930abb00
1415286251ca
15b0ab63dc0
hex697ab0c6e

28314373230 has 384 divisors, whose sum is σ = 93918528000. Its totient is φ = 6000583680.

The previous prime is 28314373223. The next prime is 28314373237. The reversal of 28314373230 is 3237341382.

28314373230 is a `hidden beast` number, since 28 + 31 + 4 + 373 + 230 = 666.

It is an interprime number because it is at equal distance from previous prime (28314373223) and next prime (28314373237).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28314373237) 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 191 ways as a sum of consecutive naturals, for example, 9535186 + ... + 9538154.

It is an arithmetic number, because the mean of its divisors is an integer number (244579500).

Almost surely, 228314373230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 28314373230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46959264000).

28314373230 is an abundant number, since it is smaller than the sum of its proper divisors (65604154770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28314373230 is a wasteful number, since it uses less digits than its factorization.

28314373230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3041 (or 3022 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The spelling of 28314373230 in words is "twenty-eight billion, three hundred fourteen million, three hundred seventy-three thousand, two hundred thirty".