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13210132 = 2213254041
BaseRepresentation
bin110010011001…
…001000010100
3220212010220011
4302121020110
511340211012
61151050004
7220166335
oct62311024
926763804
1013210132
117502a71
124510904
132976a60
141a7c28c
15125e1a7
hexc99214

13210132 has 12 divisors (see below), whose sum is σ = 24896116. Its totient is φ = 6096960.

The previous prime is 13210129. The next prime is 13210151. The reversal of 13210132 is 23101231.

It can be written as a sum of positive squares in 2 ways, for example, as 9024016 + 4186116 = 3004^2 + 2046^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

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, 126969 + ... + 127072.

Almost surely, 213210132 is an apocalyptic number.

It is an amenable number.

13210132 is a deficient number, since it is larger than the sum of its proper divisors (11685984).

13210132 is a wasteful number, since it uses less digits than its factorization.

13210132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254058 (or 254056 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 13210132 is about 3634.5745280569. The cubic root of 13210132 is about 236.3936024944.

Adding to 13210132 its reverse (23101231), we get a palindrome (36311363).

The spelling of 13210132 in words is "thirteen million, two hundred ten thousand, one hundred thirty-two".

Divisors: 1 2 4 13 26 52 254041 508082 1016164 3302533 6605066 13210132