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10087100 = 2252195309
BaseRepresentation
bin100110011110…
…101010111100
3200222110220022
4212132222330
510040241400
61000111312
7151511312
oct46365274
920873808
1010087100
11576a651
123465538
1321223ca
1414a80b2
15d43b85
hex99eabc

10087100 has 36 divisors (see below), whose sum is σ = 23045400. Its totient is φ = 3821760.

The previous prime is 10087097. The next prime is 10087109. The reversal of 10087100 is 178001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10087109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 755 + ... + 4554.

It is an arithmetic number, because the mean of its divisors is an integer number (640150).

Almost surely, 210087100 is an apocalyptic number.

10087100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10087100 is an abundant number, since it is smaller than the sum of its proper divisors (12958300).

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

10087100 is a wasteful number, since it uses less digits than its factorization.

10087100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5342 (or 5335 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 17.

The square root of 10087100 is about 3176.0195213506. The cubic root of 10087100 is about 216.0671658979.

Subtracting from 10087100 its reverse (178001), we obtain a palindrome (9909099).

The spelling of 10087100 in words is "ten million, eighty-seven thousand, one hundred".

Divisors: 1 2 4 5 10 19 20 25 38 50 76 95 100 190 380 475 950 1900 5309 10618 21236 26545 53090 100871 106180 132725 201742 265450 403484 504355 530900 1008710 2017420 2521775 5043550 10087100