Base | Representation |
---|---|
bin | 1011101100000000111… |
… | …1000000110001010101 |
3 | 201012021122200121102002 |
4 | 2323000033000301111 |
5 | 11242211134001110 |
6 | 232124320525045 |
7 | 20335565630036 |
oct | 2730017006125 |
9 | 635248617362 |
10 | 200793656405 |
11 | 78179869a91 |
12 | 32ab9480785 |
13 | 15c1c890854 |
14 | 9a0b678a8d |
15 | 5352e96aa5 |
hex | 2ec03c0c55 |
200793656405 has 8 divisors (see below), whose sum is σ = 240955241784. Its totient is φ = 160633022400.
The previous prime is 200793656377. The next prime is 200793656407. The reversal of 200793656405 is 504656397002.
It can be written as a sum of positive squares in 4 ways, for example, as 95717840689 + 105075815716 = 309383^2 + 324154^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 200793656405 - 212 = 200793652309 is a prime.
It is a super-4 number, since 4×2007936564054 (a number of 46 digits) contains 4444 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 200793656405.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (200793656407) 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, 365735 + ... + 731675.
It is an arithmetic number, because the mean of its divisors is an integer number (30119405223).
Almost surely, 2200793656405 is an apocalyptic number.
It is an amenable number.
200793656405 is a deficient number, since it is larger than the sum of its proper divisors (40161585379).
200793656405 is a wasteful number, since it uses less digits than its factorization.
200793656405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 475687.
The product of its (nonzero) digits is 1360800, while the sum is 47.
The spelling of 200793656405 in words is "two hundred billion, seven hundred ninety-three million, six hundred fifty-six thousand, four hundred five".
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