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12200260 = 2254712979
BaseRepresentation
bin101110100010…
…100101000100
3211221211121111
4232202211010
511110402020
61113254404
7205462162
oct56424504
924854544
1012200260
116983266
124104404
1326b21b7
141898232
15110ed5a
hexba2944

12200260 has 24 divisors (see below), whose sum is σ = 26167680. Its totient is φ = 4775904.

The previous prime is 12200239. The next prime is 12200263. The reversal of 12200260 is 6200221.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12200260.

It is not an unprimeable number, because it can be changed into a prime (12200263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5550 + ... + 7429.

It is an arithmetic number, because the mean of its divisors is an integer number (1090320).

Almost surely, 212200260 is an apocalyptic number.

12200260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12200260 is an abundant number, since it is smaller than the sum of its proper divisors (13967420).

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

12200260 is a wasteful number, since it uses less digits than its factorization.

12200260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13035 (or 13033 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 12200260 is about 3492.8870580080. The cubic root of 12200260 is about 230.2093871403.

Adding to 12200260 its reverse (6200221), we get a palindrome (18400481).

The spelling of 12200260 in words is "twelve million, two hundred thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 47 94 188 235 470 940 12979 25958 51916 64895 129790 259580 610013 1220026 2440052 3050065 6100130 12200260