Base | Representation |
---|---|
bin | 1011101001110101110… |
… | …0100011000001000000 |
3 | 201010202222102220001200 |
4 | 2322131130203001000 |
5 | 11240012230030414 |
6 | 231550351101200 |
7 | 20315250636456 |
oct | 2723534430100 |
9 | 633688386050 |
10 | 200210001984 |
11 | 779aa365863 |
12 | 32975b11800 |
13 | 15b58998bc5 |
14 | 9993d489d6 |
15 | 531bb07109 |
hex | 2e9d723040 |
200210001984 has 42 divisors (see below), whose sum is σ = 573865823310. Its totient is φ = 66736667136.
The previous prime is 200210001961. The next prime is 200210002009. The reversal of 200210001984 is 489100012002.
It can be written as a sum of positive squares in only one way, i.e., 132589200384 + 67620801600 = 364128^2 + 260040^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 173792829 + ... + 173793980.
Almost surely, 2200210001984 is an apocalyptic number.
200210001984 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
200210001984 is an abundant number, since it is smaller than the sum of its proper divisors (373655821326).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
200210001984 is a wasteful number, since it uses less digits than its factorization.
200210001984 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 347586827 (or 347586814 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 27.
Adding to 200210001984 its reverse (489100012002), we get a palindrome (689310013986).
The spelling of 200210001984 in words is "two hundred billion, two hundred ten million, one thousand, nine hundred eighty-four".
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