Base | Representation |
---|---|
bin | 110010101001010100… |
… | …100010110011011011 |
3 | 12012100212012121212221 |
4 | 302221110202303123 |
5 | 1342332331424431 |
6 | 40552035244511 |
7 | 3633411166366 |
oct | 625124426333 |
9 | 165325177787 |
10 | 54380342491 |
11 | 21076316212 |
12 | a657a49737 |
13 | 518840c467 |
14 | 28bc3ad0dd |
15 | 16341e9111 |
hex | ca9522cdb |
54380342491 has 12 divisors (see below), whose sum is σ = 59839488520. Its totient is φ = 49278287520.
The previous prime is 54380342473. The next prime is 54380342503. The reversal of 54380342491 is 19424308345.
54380342491 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 54380342491 - 27 = 54380342363 is a prime.
It is a super-3 number, since 3×543803424913 (a number of 33 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (54380342411) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2695170 + ... + 2715271.
Almost surely, 254380342491 is an apocalyptic number.
54380342491 is a deficient number, since it is larger than the sum of its proper divisors (5459146029).
54380342491 is a wasteful number, since it uses less digits than its factorization.
54380342491 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5410506 (or 5410483 counting only the distinct ones).
The product of its (nonzero) digits is 414720, while the sum is 43.
The spelling of 54380342491 in words is "fifty-four billion, three hundred eighty million, three hundred forty-two thousand, four hundred ninety-one".
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