Base | Representation |
---|---|
bin | 10100000111011101… |
… | …01110111100100010 |
3 | 1000212200002212220201 |
4 | 22003232232330202 |
5 | 134104300011202 |
6 | 4543401255414 |
7 | 531430330543 |
oct | 120356567442 |
9 | 30780085821 |
10 | 10800000802 |
11 | 46423564a8 |
12 | 2114a9456a |
13 | 1031670826 |
14 | 7464cc4ca |
15 | 433235387 |
hex | 283baef22 |
10800000802 has 4 divisors (see below), whose sum is σ = 16200001206. Its totient is φ = 5400000400.
The previous prime is 10800000793. The next prime is 10800000811. The reversal of 10800000802 is 20800000801.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20800000801 = 167 ⋅124550903.
It is an interprime number because it is at equal distance from previous prime (10800000793) and next prime (10800000811).
It can be written as a sum of positive squares in only one way, i.e., 7108344721 + 3691656081 = 84311^2 + 60759^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 10800000802.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2700000199 + ... + 2700000202.
Almost surely, 210800000802 is an apocalyptic number.
10800000802 is a deficient number, since it is larger than the sum of its proper divisors (5400000404).
10800000802 is an equidigital number, since it uses as much as digits as its factorization.
10800000802 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5400000403.
The product of its (nonzero) digits is 128, while the sum is 19.
Subtracting 10800000802 from its reverse (20800000801), we obtain a palindrome (9999999999).
The spelling of 10800000802 in words is "ten billion, eight hundred million, eight hundred two", and thus it is an aban number.
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