Base | Representation |
---|---|
bin | 111001010001101100… |
… | …0001110111011011111 |
3 | 102202111002102122200221 |
4 | 1302203120032323133 |
5 | 4003401012414403 |
6 | 132301103302211 |
7 | 11613025536664 |
oct | 1624330167337 |
9 | 382432378627 |
10 | 123000123103 |
11 | 481893aa000 |
12 | 1ba085aa967 |
13 | b7a2912940 |
14 | 5d4b981a6b |
15 | 32ed570dbd |
hex | 1ca360eedf |
123000123103 has 64 divisors (see below), whose sum is σ = 154937954304. Its totient is φ = 96724108800.
The previous prime is 123000123083. The next prime is 123000123107. The reversal of 123000123103 is 301321000321.
It is not a de Polignac number, because 123000123103 - 221 = 122998025951 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123000123107) 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, 79714150 + ... + 79715692.
It is an arithmetic number, because the mean of its divisors is an integer number (2420905536).
Almost surely, 2123000123103 is an apocalyptic number.
123000123103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
123000123103 is a deficient number, since it is larger than the sum of its proper divisors (31937831201).
123000123103 is a wasteful number, since it uses less digits than its factorization.
123000123103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1877 (or 1855 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 123000123103 its reverse (301321000321), we get a palindrome (424321123424).
The spelling of 123000123103 in words is "one hundred twenty-three billion, one hundred twenty-three thousand, one hundred three".
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