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BaseRepresentation
bin100110001001…
…101011001111
3200211002221020
4212021223033
510030013403
6554205223
7151002510
oct46115317
920732836
1010001103
115710a82
123423813
1320c2218
141484a07
15d28453
hex989acf

10001103 has 8 divisors (see below), whose sum is σ = 15239808. Its totient is φ = 5714904.

The previous prime is 10001093. The next prime is 10001107. The reversal of 10001103 is 30110001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10001103 - 29 = 10000591 is a prime.

It is a super-2 number, since 2×100011032 = 200044122433218, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10001091 and 10001100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001107) 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 7 ways as a sum of consecutive naturals, for example, 238101 + ... + 238142.

It is an arithmetic number, because the mean of its divisors is an integer number (1904976).

Almost surely, 210001103 is an apocalyptic number.

10001103 is a deficient number, since it is larger than the sum of its proper divisors (5238705).

10001103 is an equidigital number, since it uses as much as digits as its factorization.

10001103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476253.

The product of its (nonzero) digits is 3, while the sum is 6.

The square root of 10001103 is about 3162.4520549725. The cubic root of 10001103 is about 215.4513898502.

Adding to 10001103 its reverse (30110001), we get a palindrome (40111104).

The spelling of 10001103 in words is "ten million, one thousand, one hundred three".

Divisors: 1 3 7 21 476243 1428729 3333701 10001103