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201195132 = 22316766261
BaseRepresentation
bin10111111110111…
…11111001111100
3112000120202211120
423333133321330
5403001221012
631544150540
74662062505
oct1377377174
9460522746
10201195132
11a3629976
1257468450
13328b5298
141ca13bac
15129e358c
hexbfdfe7c

201195132 has 12 divisors (see below), whose sum is σ = 469455336. Its totient is φ = 67065040.

The previous prime is 201195121. The next prime is 201195139. The reversal of 201195132 is 231591102.

201195132 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×2011951322 = 80958962280994848, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201195139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8383119 + ... + 8383142.

It is an arithmetic number, because the mean of its divisors is an integer number (39121278).

Almost surely, 2201195132 is an apocalyptic number.

It is an amenable number.

201195132 is an abundant number, since it is smaller than the sum of its proper divisors (268260204).

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

201195132 is a wasteful number, since it uses less digits than its factorization.

201195132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16766268 (or 16766266 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 201195132 is about 14184.3269843867. The cubic root of 201195132 is about 585.9660974302.

The spelling of 201195132 in words is "two hundred one million, one hundred ninety-five thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 16766261 33532522 50298783 67065044 100597566 201195132