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13200955 = 55973613
BaseRepresentation
bin110010010110…
…111000111011
3220211200022021
4302112320323
511334412310
61150535311
7220130515
oct62267073
926750267
1013200955
1174a7089
124507537
132972821
141a78bb5
15125b5da
hexc96e3b

13200955 has 16 divisors (see below), whose sum is σ = 16356960. Its totient is φ = 10222848.

The previous prime is 13200923. The next prime is 13200961. The reversal of 13200955 is 55900231.

It is a cyclic number.

It is not a de Polignac number, because 13200955 - 25 = 13200923 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21229 + ... + 21841.

It is an arithmetic number, because the mean of its divisors is an integer number (1022310).

Almost surely, 213200955 is an apocalyptic number.

13200955 is a deficient number, since it is larger than the sum of its proper divisors (3156005).

13200955 is an equidigital number, since it uses as much as digits as its factorization.

13200955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 13200955 is about 3633.3118500894. The cubic root of 13200955 is about 236.3388494045.

The spelling of 13200955 in words is "thirteen million, two hundred thousand, nine hundred fifty-five".

Divisors: 1 5 59 73 295 365 613 3065 4307 21535 36167 44749 180835 223745 2640191 13200955