Base | Representation |
---|---|
bin | 1110101010100… |
… | …10001100000000 |
3 | 22120111001202111 |
4 | 13111102030000 |
5 | 222443120112 |
6 | 20112425104 |
7 | 3022436662 |
oct | 725221400 |
9 | 276431674 |
10 | 123020032 |
11 | 63494853 |
12 | 35248194 |
13 | 1c643725 |
14 | 124a4532 |
15 | ac005a7 |
hex | 7552300 |
123020032 has 36 divisors (see below), whose sum is σ = 246269296. Its totient is φ = 61332480.
The previous prime is 123020011. The next prime is 123020047. The reversal of 123020032 is 230020321.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 123019994 and 123020021.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168853 + ... + 169579.
Almost surely, 2123020032 is an apocalyptic number.
It is an amenable number.
123020032 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
123020032 is an frugal number, since it uses more digits than its factorization.
123020032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1404 (or 1390 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 13.
The square root of 123020032 is about 11091.4395819479. The cubic root of 123020032 is about 497.3459799477.
Adding to 123020032 its reverse (230020321), we get a palindrome (353040353).
The spelling of 123020032 in words is "one hundred twenty-three million, twenty thousand, thirty-two".
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