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203005204 = 22245920639
BaseRepresentation
bin11000001100110…
…01110100010100
3112010222201210021
430012121310110
5403432131304
632051034524
75013341623
oct1406316424
9463881707
10203005204
11a46558a6
1257b9ba44
133309a12c
141cd656ba
1512c4ea54
hexc199d14

203005204 has 12 divisors (see below), whose sum is σ = 355420800. Its totient is φ = 101456408.

The previous prime is 203005183. The next prime is 203005207. The reversal of 203005204 is 402500302.

It is a super-2 number, since 2×2030052042 = 82422225702163232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203005207) 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, 484 + ... + 20155.

It is an arithmetic number, because the mean of its divisors is an integer number (29618400).

Almost surely, 2203005204 is an apocalyptic number.

It is an amenable number.

203005204 is a deficient number, since it is larger than the sum of its proper divisors (152415596).

203005204 is a wasteful number, since it uses less digits than its factorization.

203005204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23102 (or 23100 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 203005204 is about 14247.9894722027. The cubic root of 203005204 is about 587.7180879780.

Adding to 203005204 its reverse (402500302), we get a palindrome (605505506).

The spelling of 203005204 in words is "two hundred three million, five thousand, two hundred four".

Divisors: 1 2 4 2459 4918 9836 20639 41278 82556 50751301 101502602 203005204