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3085189200 = 2432526712791
BaseRepresentation
bin1011011111100100…
…0100000001010000
321222000022211221200
42313321010001100
522304302023300
61230050151200
7136311450462
oct26771040120
97860284850
103085189200
111343566345
12721282500
133a2240852
14213a60132
15130cc0200
hexb7e44050

3085189200 has 180 divisors, whose sum is σ = 10867111008. Its totient is φ = 810374400.

The previous prime is 3085189117. The next prime is 3085189213. The reversal of 3085189200 is 29815803.

It is a tau number, because it is divible by the number of its divisors (180).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 234805 + ... + 247595.

Almost surely, 23085189200 is an apocalyptic number.

3085189200 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 3085189200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5433555504).

3085189200 is an abundant number, since it is smaller than the sum of its proper divisors (7781921808).

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

3085189200 is a wasteful number, since it uses less digits than its factorization.

3085189200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12882 (or 12868 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 3085189200 is about 55544.4794736615. The cubic root of 3085189200 is about 1455.7739178210.

The spelling of 3085189200 in words is "three billion, eighty-five million, one hundred eighty-nine thousand, two hundred".