Search a number
-
+
131023212240041 = 1139673002571493
BaseRepresentation
bin11101110010101000111000…
…000001011101110010101001
3122011220200210221100200102222
4131302220320001131302221
5114133141014313140131
61142355122135203425
736412054225223642
oct3562507001356251
9564820727320388
10131023212240041
11388256a55a5680
1212841214816575
1358155888914b4
14244d7b33806c9
151023333a9587b
hex772a3805dca9

131023212240041 has 8 divisors (see below), whose sum is σ = 142970444258304. Its totient is φ = 119081985372720.

The previous prime is 131023212240007. The next prime is 131023212240071. The reversal of 131023212240041 is 140042212320131.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 131023212240041 - 26 = 131023212239977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131023212240071) 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 7 ways as a sum of consecutive naturals, for example, 1501242110 + ... + 1501329383.

It is an arithmetic number, because the mean of its divisors is an integer number (17871305532288).

Almost surely, 2131023212240041 is an apocalyptic number.

131023212240041 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

131023212240041 is a deficient number, since it is larger than the sum of its proper divisors (11947232018263).

131023212240041 is a wasteful number, since it uses less digits than its factorization.

131023212240041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3002575471.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 131023212240041 its reverse (140042212320131), we get a palindrome (271065424560172).

The spelling of 131023212240041 in words is "one hundred thirty-one trillion, twenty-three billion, two hundred twelve million, two hundred forty thousand, forty-one".

Divisors: 1 11 3967 43637 3002571493 33028286423 11911201112731 131023212240041