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13250233411 = 66891980899
BaseRepresentation
bin11000101011100011…
…01000010001000011
31021012102122121011121
430111301220101003
5204114024432121
610030450253111
7646232061052
oct142561502103
937172577147
1013250233411
11568a458528
122699587197
1313321966cc
148d9aa6399
155283d0141
hex315c68443

13250233411 has 4 divisors (see below), whose sum is σ = 13252221000. Its totient is φ = 13248245824.

The previous prime is 13250233397. The next prime is 13250233481. The reversal of 13250233411 is 11433205231.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13250233411 - 25 = 13250233379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13250233481) 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, 983761 + ... + 997138.

It is an arithmetic number, because the mean of its divisors is an integer number (3313055250).

Almost surely, 213250233411 is an apocalyptic number.

13250233411 is a deficient number, since it is larger than the sum of its proper divisors (1987589).

13250233411 is an equidigital number, since it uses as much as digits as its factorization.

13250233411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1987588.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 13250233411 its reverse (11433205231), we get a palindrome (24683438642).

The spelling of 13250233411 in words is "thirteen billion, two hundred fifty million, two hundred thirty-three thousand, four hundred eleven".

Divisors: 1 6689 1980899 13250233411