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10287260 = 2251912693
BaseRepresentation
bin100111001111…
…100010011100
3201100122110122
4213033202130
510113143020
61004254112
7153304004
oct47174234
921318418
1010287260
115896a75
123541338
132192549
14151b004
15d83125
hex9cf89c

10287260 has 24 divisors (see below), whose sum is σ = 21724416. Its totient is φ = 4091840.

The previous prime is 10287259. The next prime is 10287271. The reversal of 10287260 is 6278201.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2474 + ... + 5166.

It is an arithmetic number, because the mean of its divisors is an integer number (905184).

Almost surely, 210287260 is an apocalyptic number.

10287260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10287260 is an abundant number, since it is smaller than the sum of its proper divisors (11437156).

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

10287260 is a wasteful number, since it uses less digits than its factorization.

10287260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2893 (or 2891 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 10287260 is about 3207.3758744494. The cubic root of 10287260 is about 217.4869679953.

The spelling of 10287260 in words is "ten million, two hundred eighty-seven thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 191 382 764 955 1910 2693 3820 5386 10772 13465 26930 53860 514363 1028726 2057452 2571815 5143630 10287260