Base | Representation |
---|---|
bin | 11011001010001… |
… | …111000000011100 |
3 | 1011202102022121222 |
4 | 123022033000130 |
5 | 1413122331430 |
6 | 113114312512 |
7 | 14202053243 |
oct | 3312170034 |
9 | 1152368558 |
10 | 455667740 |
11 | 214237a10 |
12 | 108728738 |
13 | 735326a8 |
14 | 4473595a |
15 | 2a00c9e5 |
hex | 1b28f01c |
455667740 has 48 divisors (see below), whose sum is σ = 1047604320. Its totient is φ = 165108480.
The previous prime is 455667733. The next prime is 455667761. The reversal of 455667740 is 47766554.
It is a Harshad number since it is a multiple of its sum of digits (44).
It is a junction number, because it is equal to n+sod(n) for n = 455667691 and 455667700.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60926 + ... + 67994.
It is an arithmetic number, because the mean of its divisors is an integer number (21825090).
Almost surely, 2455667740 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 455667740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (523802160).
455667740 is an abundant number, since it is smaller than the sum of its proper divisors (591936580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
455667740 is a wasteful number, since it uses less digits than its factorization.
455667740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7382 (or 7380 counting only the distinct ones).
The product of its (nonzero) digits is 705600, while the sum is 44.
The square root of 455667740 is about 21346.3753363422. The cubic root of 455667740 is about 769.5132359508.
The spelling of 455667740 in words is "four hundred fifty-five million, six hundred sixty-seven thousand, seven hundred forty".
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