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13141142141 = 31423907811
BaseRepresentation
bin11000011110100010…
…11110101001111101
31020220211101012002012
430033101132221331
5203403113022031
610011552141005
7643435602521
oct141721365175
936824335065
1013141142141
115633917656
122668b37765
1313156bbb6a
148c93c9d81
1551da31b2b
hex30f45ea7d

13141142141 has 4 divisors (see below), whose sum is σ = 13565049984. Its totient is φ = 12717234300.

The previous prime is 13141142129. The next prime is 13141142153. The reversal of 13141142141 is 14124114131.

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 an interprime number because it is at equal distance from previous prime (13141142129) and next prime (13141142153).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13141142141 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 (13141145141) 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, 211953875 + ... + 211953936.

It is an arithmetic number, because the mean of its divisors is an integer number (3391262496).

Almost surely, 213141142141 is an apocalyptic number.

It is an amenable number.

13141142141 is a deficient number, since it is larger than the sum of its proper divisors (423907843).

13141142141 is an equidigital number, since it uses as much as digits as its factorization.

13141142141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423907842.

The product of its digits is 384, while the sum is 23.

Adding to 13141142141 its reverse (14124114131), we get a palindrome (27265256272).

The spelling of 13141142141 in words is "thirteen billion, one hundred forty-one million, one hundred forty-two thousand, one hundred forty-one".

Divisors: 1 31 423907811 13141142141