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10245068013 = 33415022671
BaseRepresentation
bin10011000101010011…
…10101010011101101
3222102222220101020110
421202221311103231
5131440214134023
64412335210233
7511611432645
oct114251652355
928388811213
1010245068013
11438808a264
121b9b076979
13c736c402b
146d2917525
153ee66aa93
hex262a754ed

10245068013 has 4 divisors (see below), whose sum is σ = 13660090688. Its totient is φ = 6830045340.

The previous prime is 10245067991. The next prime is 10245068081. The reversal of 10245068013 is 31086054201.

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, and also an emirpimes, since its reverse is a distinct semiprime: 31086054201 = 310362018067.

It is not a de Polignac number, because 10245068013 - 28 = 10245067757 is a prime.

It is a super-2 number, since 2×102450680132 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10245068213) 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, 1707511333 + ... + 1707511338.

It is an arithmetic number, because the mean of its divisors is an integer number (3415022672).

Almost surely, 210245068013 is an apocalyptic number.

It is an amenable number.

10245068013 is a deficient number, since it is larger than the sum of its proper divisors (3415022675).

10245068013 is an equidigital number, since it uses as much as digits as its factorization.

10245068013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3415022674.

The product of its (nonzero) digits is 5760, while the sum is 30.

The spelling of 10245068013 in words is "ten billion, two hundred forty-five million, sixty-eight thousand, thirteen".

Divisors: 1 3 3415022671 10245068013