Base | Representation |
---|---|
bin | 1101001001101100110… |
… | …11110101000001011101 |
3 | 1121012101122000212102022 |
4 | 12210312123311001131 |
5 | 24400430004041223 |
6 | 543332032105525 |
7 | 44435061454223 |
oct | 6446633650135 |
9 | 1535348025368 |
10 | 451884830813 |
11 | 16470922a769 |
12 | 736b33952a5 |
13 | 337c6a30270 |
14 | 17c2ad6cb13 |
15 | bb4b9a1ac8 |
hex | 69366f505d |
451884830813 has 8 divisors (see below), whose sum is σ = 486650651256. Its totient is φ = 417119788800.
The previous prime is 451884830807. The next prime is 451884830849. The reversal of 451884830813 is 318038488154.
It can be written as a sum of positive squares in 4 ways, for example, as 42026230009 + 409858600804 = 205003^2 + 640202^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 451884830813 - 24 = 451884830797 is a prime.
It is a super-3 number, since 3×4518848308133 (a number of 36 digits) contains 333 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 (451884835813) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1679753 + ... + 1930113.
It is an arithmetic number, because the mean of its divisors is an integer number (60831331407).
Almost surely, 2451884830813 is an apocalyptic number.
It is an amenable number.
451884830813 is a deficient number, since it is larger than the sum of its proper divisors (34765820443).
451884830813 is a wasteful number, since it uses less digits than its factorization.
451884830813 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 389215.
The product of its (nonzero) digits is 2949120, while the sum is 53.
The spelling of 451884830813 in words is "four hundred fifty-one billion, eight hundred eighty-four million, eight hundred thirty thousand, eight hundred thirteen".
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