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204141031 = 2318149037
BaseRepresentation
bin11000010101011…
…11000111100111
3112020010102211221
430022233013213
5404230003111
632131241211
75026112233
oct1412570747
9466112757
10204141031
11a52611a6
1258449207
13333a7113
141d17d5c3
1512dc6371
hexc2af1e7

204141031 has 8 divisors (see below), whose sum is σ = 214197984. Its totient is φ = 194182560.

The previous prime is 204141029. The next prime is 204141043. The reversal of 204141031 is 130141402.

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

It is not a de Polignac number, because 204141031 - 21 = 204141029 is a prime.

It is a super-2 number, since 2×2041410312 = 83347121075485922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 204140996 and 204141014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204141071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20356 + ... + 28681.

It is an arithmetic number, because the mean of its divisors is an integer number (26774748).

Almost surely, 2204141031 is an apocalyptic number.

204141031 is a deficient number, since it is larger than the sum of its proper divisors (10056953).

204141031 is a wasteful number, since it uses less digits than its factorization.

204141031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49241.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 204141031 is about 14287.7930766091. The cubic root of 204141031 is about 588.8121567137.

Adding to 204141031 its reverse (130141402), we get a palindrome (334282433).

The spelling of 204141031 in words is "two hundred four million, one hundred forty-one thousand, thirty-one".

Divisors: 1 23 181 4163 49037 1127851 8875697 204141031