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10287883 = 53389499
BaseRepresentation
bin100111001111…
…101100001011
3201100200022201
4213033230023
510113203013
61004301031
7153305554
oct47175413
921320281
1010287883
115897491
123541777
132192908
14151b32b
15d833dd
hex9cfb0b

10287883 has 8 divisors (see below), whose sum is σ = 10530000. Its totient is φ = 10047648.

The previous prime is 10287881. The next prime is 10287919. The reversal of 10287883 is 38878201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10287883 - 21 = 10287881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10287881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20368 + ... + 20866.

It is an arithmetic number, because the mean of its divisors is an integer number (1316250).

Almost surely, 210287883 is an apocalyptic number.

10287883 is a deficient number, since it is larger than the sum of its proper divisors (242117).

10287883 is an equidigital number, since it uses as much as digits as its factorization.

10287883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941.

The product of its (nonzero) digits is 21504, while the sum is 37.

The square root of 10287883 is about 3207.4729928715. The cubic root of 10287883 is about 217.4913582685.

It can be divided in two parts, 1028 and 7883, that added together give a triangular number (8911 = T133).

The spelling of 10287883 in words is "ten million, two hundred eighty-seven thousand, eight hundred eighty-three".

Divisors: 1 53 389 499 20617 26447 194111 10287883