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153103 = 283541
BaseRepresentation
bin100101011000001111
321210000111
4211120033
514344403
63140451
71205236
oct453017
9253014
10153103
11a5035
1274727
13548c2
143db1d
153056d
hex2560f

153103 has 4 divisors (see below), whose sum is σ = 153928. Its totient is φ = 152280.

The previous prime is 153089. The next prime is 153107. The reversal of 153103 is 301351.

153103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 301351 = 319721.

It is a cyclic number.

It is not a de Polignac number, because 153103 - 25 = 153071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13 + ... + 553.

It is an arithmetic number, because the mean of its divisors is an integer number (38482).

2153103 is an apocalyptic number.

153103 is a deficient number, since it is larger than the sum of its proper divisors (825).

153103 is an equidigital number, since it uses as much as digits as its factorization.

153103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824.

The product of its (nonzero) digits is 45, while the sum is 13.

The square root of 153103 is about 391.2837844838. The cubic root of 153103 is about 53.4968117586.

Adding to 153103 its reverse (301351), we get a palindrome (454454).

It can be divided in two parts, 153 and 103, that added together give a 8-th power (256 = 28).

The spelling of 153103 in words is "one hundred fifty-three thousand, one hundred three".

Divisors: 1 283 541 153103