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132223220232 = 23317930778217
BaseRepresentation
bin111101100100100011…
…1100011101000001000
3110122021212022112102220
41323021013203220020
54131243121021412
6140424214254040
712360420553665
oct1731107435010
9418255275386
10132223220232
1151091619424
1221761357320
13c61267626c
14658486ca6c
15368d11a68c
hex1ec91e3a08

132223220232 has 32 divisors (see below), whose sum is σ = 332404754400. Its totient is φ = 43828179584.

The previous prime is 132223220201. The next prime is 132223220257. The reversal of 132223220232 is 232022322231.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15384813 + ... + 15393404.

It is an arithmetic number, because the mean of its divisors is an integer number (10387648575).

Almost surely, 2132223220232 is an apocalyptic number.

132223220232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

132223220232 is an abundant number, since it is smaller than the sum of its proper divisors (200181534168).

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

132223220232 is a wasteful number, since it uses less digits than its factorization.

132223220232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30778405 (or 30778401 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 132223220232 its reverse (232022322231), we get a palindrome (364245542463).

The spelling of 132223220232 in words is "one hundred thirty-two billion, two hundred twenty-three million, two hundred twenty thousand, two hundred thirty-two".

Divisors: 1 2 3 4 6 8 12 24 179 358 537 716 1074 1432 2148 4296 30778217 61556434 92334651 123112868 184669302 246225736 369338604 738677208 5509300843 11018601686 16527902529 22037203372 33055805058 44074406744 66111610116 132223220232