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13445412023 = 131233440501
BaseRepresentation
bin11001000010110100…
…01011010010110111
31021201000220200220002
430201122023102313
5210014011141043
610102101501515
7654122054651
oct144132132267
937630820802
1013445412023
11577a64806a
122732a1189b
131363753304
149179916d1
1553a5d5bb8
hex32168b4b7

13445412023 has 8 divisors (see below), whose sum is σ = 13606225776. Its totient is φ = 13285480000.

The previous prime is 13445411999. The next prime is 13445412041. The reversal of 13445412023 is 32021454431.

13445412023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 13445412023 - 216 = 13445346487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13445412053) by changing a digit.

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, 189728 + ... + 250773.

It is an arithmetic number, because the mean of its divisors is an integer number (1700778222).

Almost surely, 213445412023 is an apocalyptic number.

13445412023 is a deficient number, since it is larger than the sum of its proper divisors (160813753).

13445412023 is a wasteful number, since it uses less digits than its factorization.

13445412023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440865.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 13445412023 its reverse (32021454431), we get a palindrome (45466866454).

The spelling of 13445412023 in words is "thirteen billion, four hundred forty-five million, four hundred twelve thousand, twenty-three".

Divisors: 1 131 233 30523 440501 57705631 102636733 13445412023