Base | Representation |
---|---|
bin | 110000000001010011… |
… | …1100100111011100111 |
3 | 100212011211101111222101 |
4 | 1200002213210323213 |
5 | 3142144011110143 |
6 | 115212450512531 |
7 | 10310326156555 |
oct | 1400247447347 |
9 | 325154344871 |
10 | 103123144423 |
11 | 3a8093657a2 |
12 | 17b9b895747 |
13 | 995587c1b0 |
14 | 4dc3b60bd5 |
15 | 2a38505b4d |
hex | 18029e4ee7 |
103123144423 has 64 divisors (see below), whose sum is σ = 127041868800. Its totient is φ = 82649548800.
The previous prime is 103123144373. The next prime is 103123144427. The reversal of 103123144423 is 324441321301.
It is a happy number.
It is not a de Polignac number, because 103123144423 - 233 = 94533209831 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 103123144391 and 103123144400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103123144427) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 79263873 + ... + 79265173.
It is an arithmetic number, because the mean of its divisors is an integer number (1985029200).
Almost surely, 2103123144423 is an apocalyptic number.
103123144423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
103123144423 is a deficient number, since it is larger than the sum of its proper divisors (23918724377).
103123144423 is a wasteful number, since it uses less digits than its factorization.
103123144423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1832.
The product of its (nonzero) digits is 6912, while the sum is 28.
Adding to 103123144423 its reverse (324441321301), we get a palindrome (427564465724).
The spelling of 103123144423 in words is "one hundred three billion, one hundred twenty-three million, one hundred forty-four thousand, four hundred twenty-three".
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