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23031234141131 = 173133128521047
BaseRepresentation
bin1010011110010011000001…
…00001111001101111001011
310000112202122022021112211202
411033021200201321233023
511004320431420004011
6120552223005414415
74564644311056646
oct517114041715713
9100482568245752
1023031234141131
11737a545282297
1226bb73586a40b
13cb0ab3a95048
14598a09458a5d
1529e16673523b
hex14f260879bcb

23031234141131 has 4 divisors (see below), whose sum is σ = 23164362662352. Its totient is φ = 22898105619912.

The previous prime is 23031234141103. The next prime is 23031234141143. The reversal of 23031234141131 is 13114143213032.

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 23031234141131 - 242 = 18633187630027 is a prime.

It is a super-2 number, since 2×230312341411312 (a number of 28 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 = 23031234141094 and 23031234141103.

It is not an unprimeable number, because it can be changed into a prime (23031234141431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66564260351 + ... + 66564260696.

It is an arithmetic number, because the mean of its divisors is an integer number (5791090665588).

Almost surely, 223031234141131 is an apocalyptic number.

23031234141131 is a deficient number, since it is larger than the sum of its proper divisors (133128521221).

23031234141131 is a wasteful number, since it uses less digits than its factorization.

23031234141131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133128521220.

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 23031234141131 its reverse (13114143213032), we get a palindrome (36145377354163).

The spelling of 23031234141131 in words is "twenty-three trillion, thirty-one billion, two hundred thirty-four million, one hundred forty-one thousand, one hundred thirty-one".

Divisors: 1 173 133128521047 23031234141131