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2850057 = 327192381
BaseRepresentation
bin1010110111110100001001
312100210112200
422313310021
51212200212
6141030413
733140130
oct12676411
95323480
102850057
111677321
12b55409
1378a332
14542917
153b46dc
hex2b7d09

2850057 has 24 divisors (see below), whose sum is σ = 4954560. Its totient is φ = 1542240.

The previous prime is 2850041. The next prime is 2850059. The reversal of 2850057 is 7500582.

It is a happy number.

It is not a de Polignac number, because 2850057 - 24 = 2850041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2850057.

It is not an unprimeable number, because it can be changed into a prime (2850059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7 + ... + 2387.

It is an arithmetic number, because the mean of its divisors is an integer number (206440).

22850057 is an apocalyptic number.

It is an amenable number.

2850057 is a deficient number, since it is larger than the sum of its proper divisors (2104503).

2850057 is a wasteful number, since it uses less digits than its factorization.

2850057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2413 (or 2410 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 2850057 is about 1688.2111834720. The cubic root of 2850057 is about 141.7809390954.

The spelling of 2850057 in words is "two million, eight hundred fifty thousand, fifty-seven".

Divisors: 1 3 7 9 19 21 57 63 133 171 399 1197 2381 7143 16667 21429 45239 50001 135717 150003 316673 407151 950019 2850057