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132230678251 = 718890096893
BaseRepresentation
bin111101100100110010…
…0000000011011101011
3110122022101100102220211
41323021210000123223
54131302023201001
6140425042201551
712360541135330
oct1731144003353
9418271312824
10132230678251
1151095852781
12217639532b7
13c614087aa9
146585850987
15368dae0351
hex1ec99006eb

132230678251 has 4 divisors (see below), whose sum is σ = 151120775152. Its totient is φ = 113340581352.

The previous prime is 132230678243. The next prime is 132230678287. The reversal of 132230678251 is 152876032231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 152876032231 = 1311759694787.

It is a cyclic number.

It is not a de Polignac number, because 132230678251 - 23 = 132230678243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132230678051) 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, 9445048440 + ... + 9445048453.

It is an arithmetic number, because the mean of its divisors is an integer number (37780193788).

Almost surely, 2132230678251 is an apocalyptic number.

132230678251 is a deficient number, since it is larger than the sum of its proper divisors (18890096901).

132230678251 is an equidigital number, since it uses as much as digits as its factorization.

132230678251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18890096900.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 132230678251 in words is "one hundred thirty-two billion, two hundred thirty million, six hundred seventy-eight thousand, two hundred fifty-one".

Divisors: 1 7 18890096893 132230678251