Base | Representation |
---|---|
bin | 110011100000111111… |
… | …011101111000101101 |
3 | 12021202221200200112220 |
4 | 303200333131320231 |
5 | 1401240432411141 |
6 | 41224442145553 |
7 | 3665512100343 |
oct | 634077357055 |
9 | 167687620486 |
10 | 55314341421 |
11 | 2150555a459 |
12 | a8787b22b9 |
13 | 52a6a7b051 |
14 | 296a459993 |
15 | 168b1de766 |
hex | ce0fdde2d |
55314341421 has 4 divisors (see below), whose sum is σ = 73752455232. Its totient is φ = 36876227612.
The previous prime is 55314341399. The next prime is 55314341461. The reversal of 55314341421 is 12414341355.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 55314341421 - 25 = 55314341389 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55314341461) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9219056901 + ... + 9219056906.
It is an arithmetic number, because the mean of its divisors is an integer number (18438113808).
Almost surely, 255314341421 is an apocalyptic number.
It is an amenable number.
55314341421 is a deficient number, since it is larger than the sum of its proper divisors (18438113811).
55314341421 is a wasteful number, since it uses less digits than its factorization.
55314341421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18438113810.
The product of its digits is 28800, while the sum is 33.
Adding to 55314341421 its reverse (12414341355), we get a palindrome (67728682776).
The spelling of 55314341421 in words is "fifty-five billion, three hundred fourteen million, three hundred forty-one thousand, four hundred twenty-one".
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