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13132220241 = 37625343821
BaseRepresentation
bin11000011101011110…
…11100011101010001
31020220012120220112110
430032233130131101
5203343322021431
610011033015533
7643300013250
oct141657343521
936805526473
1013132220241
115629883488
122665b545a9
1313138b6c2a
148c8146797
1551cd6d346
hex30ebdc751

13132220241 has 8 divisors (see below), whose sum is σ = 20011002304. Its totient is φ = 7504125840.

The previous prime is 13132220219. The next prime is 13132220267. The reversal of 13132220241 is 14202223131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13132220241 - 29 = 13132219729 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 625343821 = 13132220241 / (1 + 3 + 1 + 3 + 2 + 2 + 2 + 0 + 2 + 4 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13132220201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312671890 + ... + 312671931.

It is an arithmetic number, because the mean of its divisors is an integer number (2501375288).

Almost surely, 213132220241 is an apocalyptic number.

It is an amenable number.

13132220241 is a deficient number, since it is larger than the sum of its proper divisors (6878782063).

13132220241 is an equidigital number, since it uses as much as digits as its factorization.

13132220241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625343831.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 13132220241 its reverse (14202223131), we get a palindrome (27334443372).

The spelling of 13132220241 in words is "thirteen billion, one hundred thirty-two million, two hundred twenty thousand, two hundred forty-one".

Divisors: 1 3 7 21 625343821 1876031463 4377406747 13132220241