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2132202231 = 33773102161
BaseRepresentation
bin111111100010110…
…1101001011110111
312111121010002121000
41333011231023313
513331320432411
6551324254343
7103560264015
oct17705551367
95447102530
102132202231
119a4633105
124b60a13b3
1327c984333
1416326d8b5
15c72c8956
hex7f16d2f7

2132202231 has 16 divisors (see below), whose sum is σ = 3162935520. Its totient is φ = 1419615360.

The previous prime is 2132202217. The next prime is 2132202269. The reversal of 2132202231 is 1322022312.

2132202231 is a `hidden beast` number, since 213 + 220 + 2 + 231 = 666.

It is not a de Polignac number, because 2132202231 - 211 = 2132200183 is a prime.

It is a super-2 number, since 2×21322022312 = 9092572707762754722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132202131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30210 + ... + 71951.

It is an arithmetic number, because the mean of its divisors is an integer number (197683470).

Almost surely, 22132202231 is an apocalyptic number.

2132202231 is a deficient number, since it is larger than the sum of its proper divisors (1030733289).

2132202231 is a wasteful number, since it uses less digits than its factorization.

2132202231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102943 (or 102937 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2132202231 is about 46175.7753697759. The cubic root of 2132202231 is about 1287.0916252327.

Adding to 2132202231 its reverse (1322022312), we get a palindrome (3454224543).

It can be divided in two parts, 2 and 132202231, that multiplied together give a palindrome (264404462).

The spelling of 2132202231 in words is "two billion, one hundred thirty-two million, two hundred two thousand, two hundred thirty-one".

Divisors: 1 3 9 27 773 2319 6957 20871 102161 306483 919449 2758347 78970453 236911359 710734077 2132202231