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204131062150 = 2529697421019
BaseRepresentation
bin1011111000011100101…
…0001101000110000110
3201111220020121101102021
42332013022031012012
511321030022442100
6233435421033354
720514362253661
oct2760712150606
9644806541367
10204131062150
1179631732354
123368b0b585a
131633213b952
149c469d06d8
15549ae87a1a
hex2f8728d186

204131062150 has 24 divisors (see below), whose sum is σ = 379723832280. Its totient is φ = 81643810560.

The previous prime is 204131062127. The next prime is 204131062153. The reversal of 204131062150 is 51260131402.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204131062153) 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, 274341 + ... + 695359.

It is an arithmetic number, because the mean of its divisors is an integer number (15821826345).

Almost surely, 2204131062150 is an apocalyptic number.

204131062150 is a deficient number, since it is larger than the sum of its proper divisors (175592770130).

204131062150 is a wasteful number, since it uses less digits than its factorization.

204131062150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430728 (or 430723 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 204131062150 its reverse (51260131402), we get a palindrome (255391193552).

The spelling of 204131062150 in words is "two hundred four billion, one hundred thirty-one million, sixty-two thousand, one hundred fifty".

Divisors: 1 2 5 10 25 50 9697 19394 48485 96970 242425 421019 484850 842038 2105095 4210190 10525475 21050950 4082621243 8165242486 20413106215 40826212430 102065531075 204131062150