Base | Representation |
---|---|
bin | 110011001000001001… |
… | …011010011110010100 |
3 | 12020200220100212222100 |
4 | 303020021122132110 |
5 | 1344412231042414 |
6 | 41115232202100 |
7 | 3652261131204 |
oct | 631011323624 |
9 | 166626325870 |
10 | 54897518484 |
11 | 21311244196 |
12 | a781099330 |
13 | 523b5c9463 |
14 | 292ad56404 |
15 | 1664806609 |
hex | cc825a794 |
54897518484 has 18 divisors (see below), whose sum is σ = 138768727370. Its totient is φ = 18299172816.
The previous prime is 54897518461. The next prime is 54897518497. The reversal of 54897518484 is 48481579845.
54897518484 is a `hidden beast` number, since 5 + 4 + 89 + 75 + 1 + 8 + 484 = 666.
It can be written as a sum of positive squares in only one way, i.e., 48189908484 + 6707610000 = 219522^2 + 81900^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a super-2 number, since 2×548975184842 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 762465499 + ... + 762465570.
Almost surely, 254897518484 is an apocalyptic number.
It is an amenable number.
54897518484 is an abundant number, since it is smaller than the sum of its proper divisors (83871208886).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54897518484 is a wasteful number, since it uses less digits than its factorization.
54897518484 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1524931079 (or 1524931074 counting only the distinct ones).
The product of its digits is 51609600, while the sum is 63.
The spelling of 54897518484 in words is "fifty-four billion, eight hundred ninety-seven million, five hundred eighteen thousand, four hundred eighty-four".
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