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10394899 = 79131581
BaseRepresentation
bin100111101001…
…110100010011
3201120010010021
4213221310103
510130114044
61010444311
7154232554
oct47516423
921503107
1010394899
11595a929
123593697
1321cc538
14154832b
15da4e84
hex9e9d13

10394899 has 4 divisors (see below), whose sum is σ = 10526560. Its totient is φ = 10263240.

The previous prime is 10394893. The next prime is 10394921. The reversal of 10394899 is 99849301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99849301 = 859116239.

It is a cyclic number.

It is not a de Polignac number, because 10394899 - 213 = 10386707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10394893) 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, 65712 + ... + 65869.

It is an arithmetic number, because the mean of its divisors is an integer number (2631640).

Almost surely, 210394899 is an apocalyptic number.

10394899 is a deficient number, since it is larger than the sum of its proper divisors (131661).

10394899 is an equidigital number, since it uses as much as digits as its factorization.

10394899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131660.

The product of its (nonzero) digits is 69984, while the sum is 43.

The square root of 10394899 is about 3224.1121258418. The cubic root of 10394899 is about 218.2428836280.

The spelling of 10394899 in words is "ten million, three hundred ninety-four thousand, eight hundred ninety-nine".

Divisors: 1 79 131581 10394899