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200331401 = 1371638971
BaseRepresentation
bin10111111000011…
…01000010001001
3111221221220000112
423330031002021
5402241101101
631513444105
74651534364
oct1374150211
9457856015
10200331401
11a3099a46
1257110635
13326720ba
141c86b0db
15128c26bb
hexbf0d089

200331401 has 8 divisors (see below), whose sum is σ = 203054304. Its totient is φ = 197627040.

The previous prime is 200331377. The next prime is 200331409. The reversal of 200331401 is 104133002.

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

It is a cyclic number.

It is not a de Polignac number, because 200331401 - 26 = 200331337 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (200331409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17846 + ... + 26816.

It is an arithmetic number, because the mean of its divisors is an integer number (25381788).

Almost surely, 2200331401 is an apocalyptic number.

It is an amenable number.

200331401 is a deficient number, since it is larger than the sum of its proper divisors (2722903).

200331401 is a wasteful number, since it uses less digits than its factorization.

200331401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9271.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 200331401 is about 14153.8475687708. The cubic root of 200331401 is about 585.1263768658.

Adding to 200331401 its reverse (104133002), we get a palindrome (304464403).

The spelling of 200331401 in words is "two hundred million, three hundred thirty-one thousand, four hundred one".

Divisors: 1 137 163 8971 22331 1229027 1462273 200331401