Base | Representation |
---|---|
bin | 11011101110101… |
… | …001010011101111 |
3 | 1012102101020210100 |
4 | 123232221103233 |
5 | 1423043301110 |
6 | 114055042143 |
7 | 14346146055 |
oct | 3356512357 |
9 | 1172336710 |
10 | 465212655 |
11 | 219667176 |
12 | 10b970353 |
13 | 754c507b |
14 | 45adc1d5 |
15 | 2ac95bc0 |
hex | 1bba94ef |
465212655 has 24 divisors (see below), whose sum is σ = 828165312. Its totient is φ = 241406784.
The previous prime is 465212653. The next prime is 465212659. The reversal of 465212655 is 556212564.
It is not a de Polignac number, because 465212655 - 21 = 465212653 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (465212653) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 138039 + ... + 141368.
It is an arithmetic number, because the mean of its divisors is an integer number (34506888).
Almost surely, 2465212655 is an apocalyptic number.
465212655 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
465212655 is a deficient number, since it is larger than the sum of its proper divisors (362952657).
465212655 is a wasteful number, since it uses less digits than its factorization.
465212655 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 279455 (or 279452 counting only the distinct ones).
The product of its digits is 72000, while the sum is 36.
The square root of 465212655 is about 21568.7889089768. The cubic root of 465212655 is about 774.8491721745.
Subtracting 465212655 from its reverse (556212564), we obtain a palindrome (90999909).
The spelling of 465212655 in words is "four hundred sixty-five million, two hundred twelve thousand, six hundred fifty-five".
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