Search a number
-
+
13020146401241 = 71860020914463
BaseRepresentation
bin1011110101110111110100…
…1100110111111111011001
31201002201021101111202021102
42331131331030313333121
53201310224434314431
643405212255521145
72512450236236150
oct275357514677731
951081241452242
1013020146401241
11416a8a4233181
1215634848291b5
13735a437a1bb5
1433026d93a597
15178a3d1c0dcb
hexbd77d337fd9

13020146401241 has 4 divisors (see below), whose sum is σ = 14880167315712. Its totient is φ = 11160125486772.

The previous prime is 13020146401219. The next prime is 13020146401247. The reversal of 13020146401241 is 14210464102031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13020146401241 - 26 = 13020146401177 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13020146401247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 930010457225 + ... + 930010457238.

It is an arithmetic number, because the mean of its divisors is an integer number (3720041828928).

Almost surely, 213020146401241 is an apocalyptic number.

It is an amenable number.

13020146401241 is a deficient number, since it is larger than the sum of its proper divisors (1860020914471).

13020146401241 is an equidigital number, since it uses as much as digits as its factorization.

13020146401241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1860020914470.

The product of its (nonzero) digits is 4608, while the sum is 29.

The spelling of 13020146401241 in words is "thirteen trillion, twenty billion, one hundred forty-six million, four hundred one thousand, two hundred forty-one".

Divisors: 1 7 1860020914463 13020146401241