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10493849 = 43244043
BaseRepresentation
bin101000000001…
…111110011001
3201202010212002
4220001332121
510141300344
61012530345
7155124212
oct50017631
921663762
1010493849
115a18203
1236209b5
1322355a2
141572409
15dc444e
hexa01f99

10493849 has 4 divisors (see below), whose sum is σ = 10737936. Its totient is φ = 10249764.

The previous prime is 10493801. The next prime is 10493851. The reversal of 10493849 is 94839401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 94839401 = 161958579.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10493849 is a prime.

It is a super-2 number, since 2×104938492 = 220241733669602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10493869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121979 + ... + 122064.

It is an arithmetic number, because the mean of its divisors is an integer number (2684484).

Almost surely, 210493849 is an apocalyptic number.

It is an amenable number.

10493849 is a deficient number, since it is larger than the sum of its proper divisors (244087).

10493849 is an equidigital number, since it uses as much as digits as its factorization.

10493849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244086.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 10493849 is about 3239.4210902567. The cubic root of 10493849 is about 218.9331892417.

The spelling of 10493849 in words is "ten million, four hundred ninety-three thousand, eight hundred forty-nine".

Divisors: 1 43 244043 10493849