Base | Representation |
---|---|
bin | 110011111101010100… |
… | …010010000110000101 |
3 | 12100000001220022011022 |
4 | 303331110102012011 |
5 | 1403224111411242 |
6 | 41343535520525 |
7 | 4013342303000 |
oct | 637524220605 |
9 | 170001808138 |
10 | 55789560197 |
11 | 21729830348 |
12 | a98b989145 |
13 | 53513676a7 |
14 | 29b3600537 |
15 | 16b7cb00d2 |
hex | cfd512185 |
55789560197 has 16 divisors (see below), whose sum is σ = 65073513600. Its totient is φ = 47810214144.
The previous prime is 55789560181. The next prime is 55789560209. The reversal of 55789560197 is 79106598755.
It is not a de Polignac number, because 55789560197 - 24 = 55789560181 is a prime.
It is a super-2 number, since 2×557895601972 (a number of 22 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 (55789560097) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2160758 + ... + 2186424.
It is an arithmetic number, because the mean of its divisors is an integer number (4067094600).
Almost surely, 255789560197 is an apocalyptic number.
It is an amenable number.
55789560197 is a deficient number, since it is larger than the sum of its proper divisors (9283953403).
55789560197 is an equidigital number, since it uses as much as digits as its factorization.
55789560197 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32025 (or 32011 counting only the distinct ones).
The product of its (nonzero) digits is 23814000, while the sum is 62.
The spelling of 55789560197 in words is "fifty-five billion, seven hundred eighty-nine million, five hundred sixty thousand, one hundred ninety-seven".
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