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12200032 = 251329327
BaseRepresentation
bin101110100010…
…100001100000
3211221211022001
4232202201200
511110400112
61113253344
7205461415
oct56424140
924854261
1012200032
116983079
124104254
1326b2070
14189810c
15110ec57
hexba2860

12200032 has 24 divisors (see below), whose sum is σ = 25867296. Its totient is φ = 5630592.

The previous prime is 12200029. The next prime is 12200053. The reversal of 12200032 is 23000221.

It is a junction number, because it is equal to n+sod(n) for n = 12199991 and 12200018.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14248 + ... + 15079.

It is an arithmetic number, because the mean of its divisors is an integer number (1077804).

Almost surely, 212200032 is an apocalyptic number.

It is an amenable number.

12200032 is an abundant number, since it is smaller than the sum of its proper divisors (13667264).

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

12200032 is a wasteful number, since it uses less digits than its factorization.

12200032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29350 (or 29342 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 12200032 is about 3492.8544200983. The cubic root of 12200032 is about 230.2079530707.

Adding to 12200032 its reverse (23000221), we get a palindrome (35200253).

The spelling of 12200032 in words is "twelve million, two hundred thousand, thirty-two".

Divisors: 1 2 4 8 13 16 26 32 52 104 208 416 29327 58654 117308 234616 381251 469232 762502 938464 1525004 3050008 6100016 12200032