Base | Representation |
---|---|
bin | 11000101000111101000100… |
… | …00011011001111000101101 |
3 | 21002211220200101121001001000 |
4 | 30110132202003121320231 |
5 | 24100221240144143433 |
6 | 311123355033310513 |
7 | 14261434241254431 |
oct | 1424364203317055 |
9 | 232756611531030 |
10 | 54183731240493 |
11 | 162a021179a068 |
12 | 60b1205b65439 |
13 | 24306721a435a |
14 | d547140d69c1 |
15 | 63e69abab113 |
hex | 3147a20d9e2d |
54183731240493 has 32 divisors (see below), whose sum is σ = 84540357939200. Its totient is φ = 34203762918000.
The previous prime is 54183731240491. The next prime is 54183731240533. The reversal of 54183731240493 is 39404213738145.
54183731240493 is a `hidden beast` number, since 5 + 4 + 1 + 83 + 7 + 31 + 2 + 40 + 493 = 666.
It is not a de Polignac number, because 54183731240493 - 21 = 54183731240491 is a prime.
It is a super-2 number, since 2×541837312404932 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54183731240491) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26067643 + ... + 28069368.
It is an arithmetic number, because the mean of its divisors is an integer number (2641886185600).
Almost surely, 254183731240493 is an apocalyptic number.
It is an amenable number.
54183731240493 is a deficient number, since it is larger than the sum of its proper divisors (30356626698707).
54183731240493 is a wasteful number, since it uses less digits than its factorization.
54183731240493 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54138990 (or 54138984 counting only the distinct ones).
The product of its (nonzero) digits is 8709120, while the sum is 54.
The spelling of 54183731240493 in words is "fifty-four trillion, one hundred eighty-three billion, seven hundred thirty-one million, two hundred forty thousand, four hundred ninety-three".
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