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204002541 = 32179126631
BaseRepresentation
bin11000010100011…
…01010011101101
3112012212101212200
430022031103231
5404211040131
632124252113
75024664411
oct1412152355
9465771780
10204002541
11a5177146
12583a1039
1333359082
141d144d41
1512d9a2e6
hexc28d4ed

204002541 has 12 divisors (see below), whose sum is σ = 296318880. Its totient is φ = 135240840.

The previous prime is 204002473. The next prime is 204002549. The reversal of 204002541 is 145200402.

204002541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 204002541 - 223 = 195613933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204002549) 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, 61705 + ... + 64926.

It is an arithmetic number, because the mean of its divisors is an integer number (24693240).

Almost surely, 2204002541 is an apocalyptic number.

It is an amenable number.

204002541 is a deficient number, since it is larger than the sum of its proper divisors (92316339).

204002541 is a wasteful number, since it uses less digits than its factorization.

204002541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126816 (or 126813 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 204002541 is about 14282.9458096010. The cubic root of 204002541 is about 588.6789758401.

Adding to 204002541 its reverse (145200402), we get a palindrome (349202943).

The spelling of 204002541 in words is "two hundred four million, two thousand, five hundred forty-one".

Divisors: 1 3 9 179 537 1611 126631 379893 1139679 22666949 68000847 204002541