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200223390187 = 1955910236893
BaseRepresentation
bin1011101001111000111…
…1100111100111101011
3201010210220122002020001
42322132033213213223
511240024141441222
6231551550043431
720315502510232
oct2723617474753
9633726562201
10200223390187
1177a0697a597
123297a4a9577
1315b5b6a5a12
149995a31b19
15531cd9de27
hex2e9e3e79eb

200223390187 has 4 divisors (see below), whose sum is σ = 200233646640. Its totient is φ = 200213133736.

The previous prime is 200223390181. The next prime is 200223390229. The reversal of 200223390187 is 781093322002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 200223390187 - 211 = 200223388139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200223390181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5098888 + ... + 5138005.

It is an arithmetic number, because the mean of its divisors is an integer number (50058411660).

Almost surely, 2200223390187 is an apocalyptic number.

200223390187 is a deficient number, since it is larger than the sum of its proper divisors (10256453).

200223390187 is a wasteful number, since it uses less digits than its factorization.

200223390187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10256452.

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 200223390187 in words is "two hundred billion, two hundred twenty-three million, three hundred ninety thousand, one hundred eighty-seven".

Divisors: 1 19559 10236893 200223390187