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13276250 = 254131943
BaseRepresentation
bin110010101001…
…010001011010
3220222111120222
4302221101122
511344320000
61152320042
7220563161
oct62512132
926874528
1013276250
117548709
124543022
13299ab90
141a983d8
151273a85
hexca945a

13276250 has 80 divisors (see below), whose sum is σ = 28865760. Its totient is φ = 4536000.

The previous prime is 13276217. The next prime is 13276261. The reversal of 13276250 is 5267231.

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

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 308729 + ... + 308771.

It is an arithmetic number, because the mean of its divisors is an integer number (360822).

Almost surely, 213276250 is an apocalyptic number.

13276250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13276250 is an abundant number, since it is smaller than the sum of its proper divisors (15589510).

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

13276250 is a wasteful number, since it uses less digits than its factorization.

13276250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97 (or 82 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 13276250 is about 3643.6588753614. The cubic root of 13276250 is about 236.7873373471.

The spelling of 13276250 in words is "thirteen million, two hundred seventy-six thousand, two hundred fifty".

Divisors: 1 2 5 10 13 19 25 26 38 43 50 65 86 95 125 130 190 215 247 250 325 430 475 494 559 625 650 817 950 1075 1118 1235 1250 1625 1634 2150 2375 2470 2795 3250 4085 4750 5375 5590 6175 8125 8170 10621 10750 11875 12350 13975 16250 20425 21242 23750 26875 27950 30875 40850 53105 53750 61750 69875 102125 106210 139750 154375 204250 265525 308750 349375 510625 531050 698750 1021250 1327625 2655250 6638125 13276250