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12004294800 = 2435229379323
BaseRepresentation
bin10110010111000001…
…10000000010010000
31010222121012100201010
423023200300002100
5144041044413200
65303101410520
7603322552011
oct131340600220
933877170633
1012004294800
1151001253a3
1223b0269a40
131194009624
1481c419008
154a3d1d150
hex2cb830090

12004294800 has 240 divisors, whose sum is σ = 40859259840. Its totient is φ = 3006904320.

The previous prime is 12004294777. The next prime is 12004294807. The reversal of 12004294800 is 849240021.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (12004294807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1282939 + ... + 1292261.

It is an arithmetic number, because the mean of its divisors is an integer number (170246916).

Almost surely, 212004294800 is an apocalyptic number.

12004294800 is a gapful number since it is divisible by the number (10) 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 12004294800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20429629920).

12004294800 is an abundant number, since it is smaller than the sum of its proper divisors (28854965040).

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

12004294800 is a wasteful number, since it uses less digits than its factorization.

12004294800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9410 (or 9399 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The spelling of 12004294800 in words is "twelve billion, four million, two hundred ninety-four thousand, eight hundred".