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200401111 = 5917591931
BaseRepresentation
bin10111111000111…
…10000011010111
3111222002102122101
423330132003113
5402300313421
631515142531
74652244541
oct1374360327
9458072571
10200401111
11a3137359
1257144a47
1332697a51
141c888691
15128d8191
hexbf1e0d7

200401111 has 8 divisors (see below), whose sum is σ = 204019200. Its totient is φ = 196790520.

The previous prime is 200401099. The next prime is 200401141. The reversal of 200401111 is 111104002.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-200401111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200401141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102816 + ... + 104746.

It is an arithmetic number, because the mean of its divisors is an integer number (25502400).

Almost surely, 2200401111 is an apocalyptic number.

200401111 is a deficient number, since it is larger than the sum of its proper divisors (3618089).

200401111 is a wasteful number, since it uses less digits than its factorization.

200401111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3749.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 200401111 is about 14156.3099358555. The cubic root of 200401111 is about 585.1942384679.

Adding to 200401111 its reverse (111104002), we get a palindrome (311505113).

The spelling of 200401111 in words is "two hundred million, four hundred one thousand, one hundred eleven".

Divisors: 1 59 1759 1931 103781 113929 3396629 200401111