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10444890 = 235348163
BaseRepresentation
bin100111110110…
…000001011010
3201122122200210
4213312001122
510133214030
61011511550
7154531401
oct47660132
921578623
1010444890
115994445
1235b85b6
132219211
14155c638
15db4bb0
hex9f605a

10444890 has 16 divisors (see below), whose sum is σ = 25067808. Its totient is φ = 2785296.

The previous prime is 10444883. The next prime is 10444891. The reversal of 10444890 is 9844401.

10444890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×104448902 = 218191454224200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 348163 = 10444890 / (1 + 0 + 4 + 4 + 4 + 8 + 9 + 0).

It is not an unprimeable number, because it can be changed into a prime (10444891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174052 + ... + 174111.

It is an arithmetic number, because the mean of its divisors is an integer number (1566738).

Almost surely, 210444890 is an apocalyptic number.

10444890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10444890 is an abundant number, since it is smaller than the sum of its proper divisors (14622918).

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

10444890 is a wasteful number, since it uses less digits than its factorization.

10444890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348173.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 10444890 is about 3231.8555041957. The cubic root of 10444890 is about 218.5921811337.

The spelling of 10444890 in words is "ten million, four hundred forty-four thousand, eight hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 348163 696326 1044489 1740815 2088978 3481630 5222445 10444890