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10087477 = 17593381
BaseRepresentation
bin100110011110…
…110000110101
3200222111102021
4212132300311
510040244402
61000113141
7151512361
oct46366065
920874367
1010087477
11576a964
1234657b1
13212262a
1414a82a1
15d43d37
hex99ec35

10087477 has 4 divisors (see below), whose sum is σ = 10680876. Its totient is φ = 9494080.

The previous prime is 10087471. The next prime is 10087481. The reversal of 10087477 is 77478001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 77478001 = 127610063.

It can be written as a sum of positive squares in 2 ways, for example, as 2910436 + 7177041 = 1706^2 + 2679^2 .

It is a cyclic number.

It is not a de Polignac number, because 10087477 - 211 = 10085429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10087471) 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 3 ways as a sum of consecutive naturals, for example, 296674 + ... + 296707.

It is an arithmetic number, because the mean of its divisors is an integer number (2670219).

Almost surely, 210087477 is an apocalyptic number.

10087477 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

10087477 is a deficient number, since it is larger than the sum of its proper divisors (593399).

10087477 is an equidigital number, since it uses as much as digits as its factorization.

10087477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593398.

The product of its (nonzero) digits is 10976, while the sum is 34.

The square root of 10087477 is about 3176.0788718166. The cubic root of 10087477 is about 216.0698576629.

The spelling of 10087477 in words is "ten million, eighty-seven thousand, four hundred seventy-seven".

Divisors: 1 17 593381 10087477