Search a number
-
+
200219990 = 2520021999
BaseRepresentation
bin10111110111100…
…01110101010110
3111221202020012012
423323301311112
5402224014430
631511224222
74650561515
oct1373616526
9457666165
10200219990
11a3023273
1257078072
1332633489
141c83c67c
151289e695
hexbef1d56

200219990 has 8 divisors (see below), whose sum is σ = 360396000. Its totient is φ = 80087992.

The previous prime is 200219983. The next prime is 200220001. The reversal of 200219990 is 99912002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10010990 + ... + 10011009.

It is an arithmetic number, because the mean of its divisors is an integer number (45049500).

Almost surely, 2200219990 is an apocalyptic number.

200219990 is a deficient number, since it is larger than the sum of its proper divisors (160176010).

200219990 is a wasteful number, since it uses less digits than its factorization.

200219990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20022006.

The product of its (nonzero) digits is 2916, while the sum is 32.

The square root of 200219990 is about 14149.9113071425. The cubic root of 200219990 is about 585.0178872949.

The spelling of 200219990 in words is "two hundred million, two hundred nineteen thousand, nine hundred ninety".

Divisors: 1 2 5 10 20021999 40043998 100109995 200219990