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200933193 = 366977731
BaseRepresentation
bin10111111100111…
…11111101001001
3112000002110112010
423332133331021
5402414330233
631534410133
74656622026
oct1376377511
9460073463
10200933193
11a347009a
1257360949
1332822ca6
141c98654d
1512990b63
hexbf9ff49

200933193 has 4 divisors (see below), whose sum is σ = 267910928. Its totient is φ = 133955460.

The previous prime is 200933191. The next prime is 200933233. The reversal of 200933193 is 391339002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 200933193 - 21 = 200933191 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200933193.

It is not an unprimeable number, because it can be changed into a prime (200933191) 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, 33488863 + ... + 33488868.

It is an arithmetic number, because the mean of its divisors is an integer number (66977732).

Almost surely, 2200933193 is an apocalyptic number.

It is an amenable number.

200933193 is a deficient number, since it is larger than the sum of its proper divisors (66977735).

200933193 is an equidigital number, since it uses as much as digits as its factorization.

200933193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66977734.

The product of its (nonzero) digits is 4374, while the sum is 30.

The square root of 200933193 is about 14175.0905817212. The cubic root of 200933193 is about 585.7116942720.

The spelling of 200933193 in words is "two hundred million, nine hundred thirty-three thousand, one hundred ninety-three".

Divisors: 1 3 66977731 200933193