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3093871680 = 263352315569
BaseRepresentation
bin1011100001101000…
…1011110001000000
321222121122222002000
42320122023301000
522314012343210
61231000224000
7136445322024
oct27032136100
97877588060
103093871680
111348456649
1272416b000
133a3c90803
14214c80384
15131937ac0
hexb868bc40

3093871680 has 224 divisors, whose sum is σ = 11389766400. Its totient is φ = 789110784.

The previous prime is 3093871637. The next prime is 3093871681. The reversal of 3093871680 is 861783903.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (3093871681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 190936 + ... + 206504.

Almost surely, 23093871680 is an apocalyptic number.

3093871680 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 3093871680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5694883200).

3093871680 is an abundant number, since it is smaller than the sum of its proper divisors (8295894720).

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

3093871680 is a wasteful number, since it uses less digits than its factorization.

3093871680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15618 (or 15602 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 3093871680 is about 55622.5824643193. The cubic root of 3093871680 is about 1457.1382738363.

The spelling of 3093871680 in words is "three billion, ninety-three million, eight hundred seventy-one thousand, six hundred eighty".