Base | Representation |
---|---|
bin | 10110100010110010… |
… | …11110110010001000 |
3 | 1011020111000202200220 |
4 | 23101121132302020 |
5 | 144241340134144 |
6 | 5320550230040 |
7 | 605632151061 |
oct | 132131366210 |
9 | 34214022626 |
10 | 12103052424 |
11 | 5150948471 |
12 | 2419355320 |
13 | 11ab6067a8 |
14 | 82b5a5568 |
15 | 4ac829919 |
hex | 2d165ec88 |
12103052424 has 32 divisors (see below), whose sum is σ = 30261798720. Its totient is φ = 4033795136.
The previous prime is 12103052419. The next prime is 12103052431. The reversal of 12103052424 is 42425030121.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a junction number, because it is equal to n+sod(n) for n = 12103052394 and 12103052403.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167077 + ... + 228299.
It is an arithmetic number, because the mean of its divisors is an integer number (945681210).
Almost surely, 212103052424 is an apocalyptic number.
It is an amenable number.
12103052424 is an abundant number, since it is smaller than the sum of its proper divisors (18158746296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12103052424 is a wasteful number, since it uses less digits than its factorization.
12103052424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69469 (or 69465 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 24.
Adding to 12103052424 its reverse (42425030121), we get a palindrome (54528082545).
The spelling of 12103052424 in words is "twelve billion, one hundred three million, fifty-two thousand, four hundred twenty-four".
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