Search a number
-
+
3139084800 = 29335231293
BaseRepresentation
bin1011101100011010…
…1010001000000000
322002202202000211000
42323012222020000
522412101203200
61235253252000
7140534531505
oct27306521000
98082660730
103139084800
111370a27965
12737334000
133b0461137
1421ac8d4ac
151358b9300
hexbb1aa200

3139084800 has 480 divisors, whose sum is σ = 11934236160. Its totient is φ = 807321600.

The previous prime is 3139084777. The next prime is 3139084843. The reversal of 3139084800 is 84809313.

It is a tau number, because it is divible by the number of its divisors (480).

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10713454 + ... + 10713746.

It is an arithmetic number, because the mean of its divisors is an integer number (24862992).

Almost surely, 23139084800 is an apocalyptic number.

3139084800 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 3139084800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5967118080).

3139084800 is an abundant number, since it is smaller than the sum of its proper divisors (8795151360).

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

3139084800 is a wasteful number, since it uses less digits than its factorization.

3139084800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361 (or 334 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 3139084800 is about 56027.5360871777. The cubic root of 3139084800 is about 1464.2020683190.

The spelling of 3139084800 in words is "three billion, one hundred thirty-nine million, eighty-four thousand, eight hundred".