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12200804 = 2272115659
BaseRepresentation
bin101110100010…
…101101100100
3211221212100122
4232202231210
511110411204
61113301112
7205463600
oct56425544
924855318
1012200804
116983710
124104798
1326b2515
141898500
1511100be
hexba2b64

12200804 has 36 divisors (see below), whose sum is σ = 27100080. Its totient is φ = 4752720.

The previous prime is 12200789. The next prime is 12200807. The reversal of 12200804 is 40800221.

12200804 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12200807) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 674 + ... + 4985.

It is an arithmetic number, because the mean of its divisors is an integer number (752780).

Almost surely, 212200804 is an apocalyptic number.

12200804 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12200804 is an abundant number, since it is smaller than the sum of its proper divisors (14899276).

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

12200804 is a wasteful number, since it uses less digits than its factorization.

12200804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5688 (or 5679 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 12200804 is about 3492.9649296837. The cubic root of 12200804 is about 230.2128087080.

The spelling of 12200804 in words is "twelve million, two hundred thousand, eight hundred four".

Divisors: 1 2 4 7 11 14 22 28 44 49 77 98 154 196 308 539 1078 2156 5659 11318 22636 39613 62249 79226 124498 158452 248996 277291 435743 554582 871486 1109164 1742972 3050201 6100402 12200804