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BaseRepresentation
bin101110100010…
…100011110100
3211221211111112
4232202203310
511110401210
61113254152
7205462016
oct56424364
924854445
1012200180
1169831a3
124104358
1326b2155
1418981b6
15110ed05
hexba28f4

12200180 has 24 divisors (see below), whose sum is σ = 25716768. Its totient is φ = 4861728.

The previous prime is 12200179. The next prime is 12200239. The reversal of 12200180 is 8100221.

12200180 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5147 + ... + 7133.

It is an arithmetic number, because the mean of its divisors is an integer number (1071532).

Almost surely, 212200180 is an apocalyptic number.

12200180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12200180 is an abundant number, since it is smaller than the sum of its proper divisors (13516588).

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

12200180 is a wasteful number, since it uses less digits than its factorization.

12200180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2303 (or 2301 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 12200180 is about 3492.8756061446. The cubic root of 12200180 is about 230.2088839600.

The spelling of 12200180 in words is "twelve million, two hundred thousand, one hundred eighty".