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10494905 = 52098981
BaseRepresentation
bin101000000010…
…001110111001
3201202012022012
4220002032321
510141314110
61012535305
7155130251
oct50021671
921665265
1010494905
115a18a83
123621535
132235c05
141572961
15dc4905
hexa023b9

10494905 has 4 divisors (see below), whose sum is σ = 12593892. Its totient is φ = 8395920.

The previous prime is 10494871. The next prime is 10494931. The reversal of 10494905 is 50949401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50949401 = 73697937.

It can be written as a sum of positive squares in 2 ways, for example, as 7463824 + 3031081 = 2732^2 + 1741^2 .

It is not a de Polignac number, because 10494905 - 214 = 10478521 is a prime.

It is a super-2 number, since 2×104949052 = 220286061918050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1049486 + ... + 1049495.

It is an arithmetic number, because the mean of its divisors is an integer number (3148473).

Almost surely, 210494905 is an apocalyptic number.

It is an amenable number.

10494905 is a deficient number, since it is larger than the sum of its proper divisors (2098987).

10494905 is an equidigital number, since it uses as much as digits as its factorization.

10494905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2098986.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 10494905 is about 3239.5840782421. The cubic root of 10494905 is about 218.9405327720.

The spelling of 10494905 in words is "ten million, four hundred ninety-four thousand, nine hundred five".

Divisors: 1 5 2098981 10494905