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132331302220 = 225131926787713
BaseRepresentation
bin111101100111110001…
…1110110110101001100
3110122120101200200001111
41323033203312311030
54132003303132340
6140443035021404
712363202336555
oct1731743666514
9418511620044
10132331302220
115113762aa87
122179159a864
13c62bb895c0
146594d6532c
153697869aea
hex1ecf8f6d4c

132331302220 has 48 divisors (see below), whose sum is σ = 315023516640. Its totient is φ = 46289166336.

The previous prime is 132331302211. The next prime is 132331302247. The reversal of 132331302220 is 22203133231.

It is a junction number, because it is equal to n+sod(n) for n = 132331302191 and 132331302200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13388917 + ... + 13398796.

It is an arithmetic number, because the mean of its divisors is an integer number (6562989930).

Almost surely, 2132331302220 is an apocalyptic number.

132331302220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132331302220 is an abundant number, since it is smaller than the sum of its proper divisors (182692214420).

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

132331302220 is a wasteful number, since it uses less digits than its factorization.

132331302220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26787754 (or 26787752 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 132331302220 its reverse (22203133231), we get a palindrome (154534435451).

The spelling of 132331302220 in words is "one hundred thirty-two billion, three hundred thirty-one million, three hundred two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 13 19 20 26 38 52 65 76 95 130 190 247 260 380 494 988 1235 2470 4940 26787713 53575426 107150852 133938565 267877130 348240269 508966547 535754260 696480538 1017933094 1392961076 1741201345 2035866188 2544832735 3482402690 5089665470 6616565111 6964805380 10179330940 13233130222 26466260444 33082825555 66165651110 132331302220