Search a number
-
+
13053570131 = 71864795733
BaseRepresentation
bin11000010100000110…
…11010110001010011
31020200201121001212102
430022003122301103
5203213203221011
65555143151015
7641323341530
oct141203326123
936621531772
1013053570131
115599444498
12264374546b
13130050a0c4
148bb911d87
15515ed473b
hex30a0dac53

13053570131 has 4 divisors (see below), whose sum is σ = 14918365872. Its totient is φ = 11188774392.

The previous prime is 13053570113. The next prime is 13053570149. The reversal of 13053570131 is 13107535031.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13107535031 = 31874112813.

It is an interprime number because it is at equal distance from previous prime (13053570113) and next prime (13053570149).

It is a cyclic number.

It is not a de Polignac number, because 13053570131 - 218 = 13053307987 is a prime.

It is a super-2 number, since 2×130535701312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13053570094 and 13053570103.

It is not an unprimeable number, because it can be changed into a prime (13053570731) 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, 932397860 + ... + 932397873.

It is an arithmetic number, because the mean of its divisors is an integer number (3729591468).

Almost surely, 213053570131 is an apocalyptic number.

13053570131 is a deficient number, since it is larger than the sum of its proper divisors (1864795741).

13053570131 is an equidigital number, since it uses as much as digits as its factorization.

13053570131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1864795740.

The product of its (nonzero) digits is 4725, while the sum is 29.

The spelling of 13053570131 in words is "thirteen billion, fifty-three million, five hundred seventy thousand, one hundred thirty-one".

Divisors: 1 7 1864795733 13053570131