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2530268 = 2213219197
BaseRepresentation
bin1001101001101111011100
311202112212122
421221233130
51121432033
6130122112
730335606
oct11515734
94675778
102530268
111479034
12a20338
136a7900
1449c176
1534ea98
hex269bdc

2530268 has 36 divisors (see below), whose sum is σ = 5072760. Its totient is φ = 1100736.

The previous prime is 2530267. The next prime is 2530271. The reversal of 2530268 is 8620352.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2530261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12746 + ... + 12942.

It is an arithmetic number, because the mean of its divisors is an integer number (140910).

22530268 is an apocalyptic number.

It is an amenable number.

2530268 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

2530268 is a wasteful number, since it uses less digits than its factorization.

2530268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246 (or 231 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 2530268 is about 1590.6816149060. The cubic root of 2530268 is about 136.2664183565.

The spelling of 2530268 in words is "two million, five hundred thirty thousand, two hundred sixty-eight".

Divisors: 1 2 4 13 19 26 38 52 76 169 197 247 338 394 494 676 788 988 2561 3211 3743 5122 6422 7486 10244 12844 14972 33293 48659 66586 97318 133172 194636 632567 1265134 2530268