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200403241 = 1910547539
BaseRepresentation
bin10111111000111…
…10100100101001
3111222002112120021
423330132210221
5402300400431
631515200441
74652254003
oct1374364451
9458075507
10200403241
11a3138a15
1257146121
13326989cc
141c889373
15128d8b11
hexbf1e929

200403241 has 4 divisors (see below), whose sum is σ = 210950800. Its totient is φ = 189855684.

The previous prime is 200403233. The next prime is 200403277. The reversal of 200403241 is 142304002.

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, and also an emirpimes, since its reverse is a distinct semiprime: 142304002 = 271152001.

It is a cyclic number.

It is not a de Polignac number, because 200403241 - 23 = 200403233 is a prime.

It is a super-2 number, since 2×2004032412 = 80322918006608162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200403041) 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, 5273751 + ... + 5273788.

It is an arithmetic number, because the mean of its divisors is an integer number (52737700).

Almost surely, 2200403241 is an apocalyptic number.

It is an amenable number.

200403241 is a deficient number, since it is larger than the sum of its proper divisors (10547559).

200403241 is a wasteful number, since it uses less digits than its factorization.

200403241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10547558.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 200403241 is about 14156.3851671251. The cubic root of 200403241 is about 585.1963117420.

Adding to 200403241 its reverse (142304002), we get a palindrome (342707243).

The spelling of 200403241 in words is "two hundred million, four hundred three thousand, two hundred forty-one".

Divisors: 1 19 10547539 200403241