Base | Representation |
---|---|
bin | 11101110010111011110010… |
… | …011111000111000001010110 |
3 | 122011222122020020211020220220 |
4 | 131302323302133013001112 |
5 | 114134004112213124304 |
6 | 1142412321234335210 |
7 | 36413403412132104 |
oct | 3562736237070126 |
9 | 564878206736826 |
10 | 131043520442454 |
11 | 38833276aa0734 |
12 | 12845141a2a506 |
13 | 5817474079509 |
14 | 245077c572c74 |
15 | 1023b218e0ad9 |
hex | 772ef27c7056 |
131043520442454 has 16 divisors (see below), whose sum is σ = 262298914012848. Its totient is φ = 43645861292832.
The previous prime is 131043520442399. The next prime is 131043520442459. The reversal of 131043520442454 is 454244025340131.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131043520442459) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8828038957 + ... + 8828053800.
It is an arithmetic number, because the mean of its divisors is an integer number (16393682125803).
Almost surely, 2131043520442454 is an apocalyptic number.
131043520442454 is an abundant number, since it is smaller than the sum of its proper divisors (131255393570394).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131043520442454 is a wasteful number, since it uses less digits than its factorization.
131043520442454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17656093999.
The product of its (nonzero) digits is 921600, while the sum is 42.
Adding to 131043520442454 its reverse (454244025340131), we get a palindrome (585287545782585).
The spelling of 131043520442454 in words is "one hundred thirty-one trillion, forty-three billion, five hundred twenty million, four hundred forty-two thousand, four hundred fifty-four".
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