Base | Representation |
---|---|
bin | 11101110110101010111000… |
… | …001011011011011100001000 |
3 | 122012220011212111102022200010 |
4 | 131312222320023123130020 |
5 | 114202210343000224230 |
6 | 1143130255254511520 |
7 | 36441062232335343 |
oct | 3566527013333410 |
9 | 565804774368603 |
10 | 131300240242440 |
11 | 38922134699095 |
12 | 12886a489655a0 |
13 | 58357373868c9 |
14 | 245cd7360345a |
15 | 102a6496269b0 |
hex | 776ab82db708 |
131300240242440 has 32 divisors (see below), whose sum is σ = 393900720727680. Its totient is φ = 35013397397952.
The previous prime is 131300240242417. The next prime is 131300240242597. The reversal of 131300240242440 is 44242042003131.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 131300240242398 and 131300240242407.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 547084334224 + ... + 547084334463.
It is an arithmetic number, because the mean of its divisors is an integer number (12309397522740).
Almost surely, 2131300240242440 is an apocalyptic number.
131300240242440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
131300240242440 is an abundant number, since it is smaller than the sum of its proper divisors (262600480485240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131300240242440 is a wasteful number, since it uses less digits than its factorization.
131300240242440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1094168668701 (or 1094168668697 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 30.
Adding to 131300240242440 its reverse (44242042003131), we get a palindrome (175542282245571).
The spelling of 131300240242440 in words is "one hundred thirty-one trillion, three hundred billion, two hundred forty million, two hundred forty-two thousand, four hundred forty".
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