Base | Representation |
---|---|
bin | 110000000100100001… |
… | …1000001001000001111 |
3 | 100212110100100012112020 |
4 | 1200021003001020033 |
5 | 3142404114013403 |
6 | 115231302341223 |
7 | 10313106013536 |
oct | 1401103011017 |
9 | 325410305466 |
10 | 103231001103 |
11 | 3a86423304a |
12 | 1800ba2a813 |
13 | 9972013b09 |
14 | 4dd41d931d |
15 | 2a42c0d453 |
hex | 18090c120f |
103231001103 has 4 divisors (see below), whose sum is σ = 137641334808. Its totient is φ = 68820667400.
The previous prime is 103231001063. The next prime is 103231001197. The reversal of 103231001103 is 301100132301.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 301100132301 = 3 ⋅100366710767.
It is a cyclic number.
It is not a de Polignac number, because 103231001103 - 212 = 103230997007 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103231001303) 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, 17205166848 + ... + 17205166853.
It is an arithmetic number, because the mean of its divisors is an integer number (34410333702).
Almost surely, 2103231001103 is an apocalyptic number.
103231001103 is a deficient number, since it is larger than the sum of its proper divisors (34410333705).
103231001103 is an equidigital number, since it uses as much as digits as its factorization.
103231001103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34410333704.
The product of its (nonzero) digits is 54, while the sum is 15.
Adding to 103231001103 its reverse (301100132301), we get a palindrome (404331133404).
The spelling of 103231001103 in words is "one hundred three billion, two hundred thirty-one million, one thousand, one hundred three".
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