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30106834080 = 253517103113317
BaseRepresentation
bin11100000010100000…
…011101010010100000
32212201012022122011220
4130002200131102200
5443124322142310
621455245535040
72114034603321
oct340240352240
985635278156
1030106834080
111184a583064
125a02874480
132aba55c42b
1416586d8448
15bb31cd670
hex70281d4a0

30106834080 has 384 divisors, whose sum is σ = 102609980928. Its totient is φ = 7393247232.

The previous prime is 30106834031. The next prime is 30106834157. The reversal of 30106834080 is 8043860103.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 94974082 + ... + 94974398.

It is an arithmetic number, because the mean of its divisors is an integer number (267213492).

Almost surely, 230106834080 is an apocalyptic number.

30106834080 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30106834080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51304990464).

30106834080 is an abundant number, since it is smaller than the sum of its proper divisors (72503146848).

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

30106834080 is a wasteful number, since it uses less digits than its factorization.

30106834080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568 (or 560 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The spelling of 30106834080 in words is "thirty billion, one hundred six million, eight hundred thirty-four thousand, eighty".