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114905327881 = 935591228159
BaseRepresentation
bin110101100000011100…
…1000010100100001001
3101222120221122110012111
41223000321002210021
53340311230443011
6124441535542321
711205314112631
oct1530071024411
9358527573174
10114905327881
11448050755a3
121a32968a9a1
13aab285c096
1457c087d6c1
152ec7a9d121
hex1ac0e42909

114905327881 has 4 divisors (see below), whose sum is σ = 114906649600. Its totient is φ = 114904006164.

The previous prime is 114905327879. The next prime is 114905327891. The reversal of 114905327881 is 188723509411.

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, and also an emirpimes, since its reverse is a distinct semiprime: 188723509411 = 877215192143.

It is a cyclic number.

It is not a de Polignac number, because 114905327881 - 21 = 114905327879 is a prime.

It is a super-2 number, since 2×1149053278812 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (114905327891) 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, 520521 + ... + 707638.

It is an arithmetic number, because the mean of its divisors is an integer number (28726662400).

Almost surely, 2114905327881 is an apocalyptic number.

It is an amenable number.

114905327881 is a deficient number, since it is larger than the sum of its proper divisors (1321719).

114905327881 is an equidigital number, since it uses as much as digits as its factorization.

114905327881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1321718.

The product of its (nonzero) digits is 483840, while the sum is 49.

The spelling of 114905327881 in words is "one hundred fourteen billion, nine hundred five million, three hundred twenty-seven thousand, eight hundred eighty-one".

Divisors: 1 93559 1228159 114905327881