Base | Representation |
---|---|
bin | 10011100011111011… |
… | …11100110111111011 |
3 | 1000002220100212211112 |
4 | 21301331330313323 |
5 | 133002003000443 |
6 | 4454034150535 |
7 | 521151346106 |
oct | 116175746773 |
9 | 30086325745 |
10 | 10502000123 |
11 | 44aa11814a |
12 | 205112244b |
13 | cb49c2a74 |
14 | 718ab973d |
15 | 416ebdb18 |
hex | 271f7cdfb |
10502000123 has 16 divisors (see below), whose sum is σ = 11221478400. Its totient is φ = 9810069192.
The previous prime is 10502000111. The next prime is 10502000161. The reversal of 10502000123 is 32100020501.
It is a happy number.
It is not a de Polignac number, because 10502000123 - 28 = 10501999867 is a prime.
It is a super-2 number, since 2×105020001232 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10502000098 and 10502000107.
It is not an unprimeable number, because it can be changed into a prime (10502000723) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1825790 + ... + 1831532.
It is an arithmetic number, because the mean of its divisors is an integer number (701342400).
Almost surely, 210502000123 is an apocalyptic number.
10502000123 is a deficient number, since it is larger than the sum of its proper divisors (719478277).
10502000123 is an frugal number, since it uses more digits than its factorization.
10502000123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5895 (or 5809 counting only the distinct ones).
The product of its (nonzero) digits is 60, while the sum is 14.
Adding to 10502000123 its reverse (32100020501), we get a palindrome (42602020624).
The spelling of 10502000123 in words is "ten billion, five hundred two million, one hundred twenty-three", and thus it is an aban number.
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