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10287950 = 252205759
BaseRepresentation
bin100111001111…
…101101001110
3201100200102012
4213033231032
510113203300
61004301222
7153306011
oct47175516
921320365
1010287950
115897542
123541812
13219295a
14151b378
15d83435
hex9cfb4e

10287950 has 12 divisors (see below), whose sum is σ = 19135680. Its totient is φ = 4115160.

The previous prime is 10287929. The next prime is 10287983. The reversal of 10287950 is 5978201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 102830 + ... + 102929.

It is an arithmetic number, because the mean of its divisors is an integer number (1594640).

Almost surely, 210287950 is an apocalyptic number.

10287950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10287950 is a deficient number, since it is larger than the sum of its proper divisors (8847730).

10287950 is a wasteful number, since it uses less digits than its factorization.

10287950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205771 (or 205766 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 10287950 is about 3207.4834372137. The cubic root of 10287950 is about 217.4918304061.

The spelling of 10287950 in words is "ten million, two hundred eighty-seven thousand, nine hundred fifty".

Divisors: 1 2 5 10 25 50 205759 411518 1028795 2057590 5143975 10287950