Base | Representation |
---|---|
bin | 110010110101100001… |
… | …010010011101001101 |
3 | 12012220010022210220221 |
4 | 302311201102131031 |
5 | 1343242230304442 |
6 | 41024230111341 |
7 | 3641444633560 |
oct | 626541223515 |
9 | 165803283827 |
10 | 54585009997 |
11 | 211708a6a11 |
12 | a6b44ab551 |
13 | 51bb93c0ab |
14 | 28db6484d7 |
15 | 1647176467 |
hex | cb585274d |
54585009997 has 64 divisors (see below), whose sum is σ = 71277304320. Its totient is φ = 40678170624.
The previous prime is 54585009979. The next prime is 54585010003. The reversal of 54585009997 is 79990058545.
54585009997 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 54585009997 - 223 = 54576621389 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54585009197) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20729793 + ... + 20732425.
It is an arithmetic number, because the mean of its divisors is an integer number (1113707880).
Almost surely, 254585009997 is an apocalyptic number.
It is an amenable number.
54585009997 is a deficient number, since it is larger than the sum of its proper divisors (16692294323).
54585009997 is a wasteful number, since it uses less digits than its factorization.
54585009997 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2902.
The product of its (nonzero) digits is 20412000, while the sum is 61.
The spelling of 54585009997 in words is "fifty-four billion, five hundred eighty-five million, nine thousand, nine hundred ninety-seven".
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