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2566230 = 235113757
BaseRepresentation
bin1001110010100001010110
311211101012120
421302201112
51124104410
6131000410
730545502
oct11624126
94741176
102566230
1114a3057
12a39106
136bb0a4
144ab302
1535a570
hex272856

2566230 has 32 divisors (see below), whose sum is σ = 6221664. Its totient is φ = 677376.

The previous prime is 2566229. The next prime is 2566237. The reversal of 2566230 is 326652.

It is an Ulam number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2566230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2566237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3012 + ... + 3768.

It is an arithmetic number, because the mean of its divisors is an integer number (194427).

22566230 is an apocalyptic number.

2566230 is an abundant number, since it is smaller than the sum of its proper divisors (3655434).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2566230 is a wasteful number, since it uses less digits than its factorization.

2566230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 2566230 is about 1601.9456919634. The cubic root of 2566230 is about 136.9089561508.

The spelling of 2566230 in words is "two million, five hundred sixty-six thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 113 226 339 565 678 757 1130 1514 1695 2271 3390 3785 4542 7570 11355 22710 85541 171082 256623 427705 513246 855410 1283115 2566230