Base | Representation |
---|---|
bin | 111101001000010010… |
… | …0110111101111100110 |
3 | 110112211202022210220122 |
4 | 1322100210313233212 |
5 | 4122322244302434 |
6 | 140150130201542 |
7 | 12325051501346 |
oct | 1722044675746 |
9 | 415752283818 |
10 | 131274603494 |
11 | 50745100651 |
12 | 215377232b2 |
13 | c4c0c89c98 |
14 | 64d4898d26 |
15 | 3634bd8c2e |
hex | 1e90937be6 |
131274603494 has 4 divisors (see below), whose sum is σ = 196911905244. Its totient is φ = 65637301746.
The previous prime is 131274603491. The next prime is 131274603503. The reversal of 131274603494 is 494306472131.
It is a semiprime because it is the product of two primes.
It is a super-3 number, since 3×1312746034943 (a number of 34 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131274603491) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32818650872 + ... + 32818650875.
It is an arithmetic number, because the mean of its divisors is an integer number (49227976311).
Almost surely, 2131274603494 is an apocalyptic number.
131274603494 is a deficient number, since it is larger than the sum of its proper divisors (65637301750).
131274603494 is an equidigital number, since it uses as much as digits as its factorization.
131274603494 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65637301749.
The product of its (nonzero) digits is 435456, while the sum is 44.
The spelling of 131274603494 in words is "one hundred thirty-one billion, two hundred seventy-four million, six hundred three thousand, four hundred ninety-four".
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