Base | Representation |
---|---|
bin | 111101000100010110… |
… | …0000001111011110010 |
3 | 110112111112022012012212 |
4 | 1322020230001323302 |
5 | 4122034404400024 |
6 | 140125041452122 |
7 | 12321553560524 |
oct | 1721054017362 |
9 | 415445265185 |
10 | 131142262514 |
11 | 5068742a93a |
12 | 214bb341042 |
13 | c49c731b03 |
14 | 64c1089a14 |
15 | 3628296a0e |
hex | 1e88b01ef2 |
131142262514 has 4 divisors (see below), whose sum is σ = 196713393774. Its totient is φ = 65571131256.
The previous prime is 131142262487. The next prime is 131142262519. The reversal of 131142262514 is 415262241131.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 415262241131 = 9323 ⋅44541697.
It can be written as a sum of positive squares in only one way, i.e., 107310621889 + 23831640625 = 327583^2 + 154375^2 .
It is not an unprimeable number, because it can be changed into a prime (131142262519) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32785565627 + ... + 32785565630.
Almost surely, 2131142262514 is an apocalyptic number.
131142262514 is a deficient number, since it is larger than the sum of its proper divisors (65571131260).
131142262514 is an equidigital number, since it uses as much as digits as its factorization.
131142262514 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65571131259.
The product of its digits is 11520, while the sum is 32.
The spelling of 131142262514 in words is "one hundred thirty-one billion, one hundred forty-two million, two hundred sixty-two thousand, five hundred fourteen".
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