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200334121 = 1323138239
BaseRepresentation
bin10111111000011…
…01101100101001
3111221222000202021
423330031230221
5402241142441
631513504441
74651545331
oct1374155451
9457860667
10200334121
11a30a0a99
1257112121
1332673400
141c86c0c1
15128c33d1
hexbf0db29

200334121 has 12 divisors (see below), whose sum is σ = 223933440. Its totient is φ = 178953840.

The previous prime is 200334091. The next prime is 200334131. The reversal of 200334121 is 121433002.

It is a happy number.

It is not a de Polignac number, because 200334121 - 27 = 200333993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200334095 and 200334104.

It is not an unprimeable number, because it can be changed into a prime (200334131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13881 + ... + 24358.

It is an arithmetic number, because the mean of its divisors is an integer number (18661120).

Almost surely, 2200334121 is an apocalyptic number.

It is an amenable number.

200334121 is a deficient number, since it is larger than the sum of its proper divisors (23599319).

200334121 is a wasteful number, since it uses less digits than its factorization.

200334121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38296 (or 38283 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 200334121 is about 14153.9436553916. The cubic root of 200334121 is about 585.1290250387.

Adding to 200334121 its reverse (121433002), we get a palindrome (321767123).

The spelling of 200334121 in words is "two hundred million, three hundred thirty-four thousand, one hundred twenty-one".

Divisors: 1 13 31 169 403 5239 38239 497107 1185409 6462391 15410317 200334121