Base | Representation |
---|---|
bin | 11011101101001… |
… | …11111001101100 |
3 | 121012100022110000 |
4 | 31312213321230 |
5 | 434000014040 |
6 | 35021344300 |
7 | 5521364064 |
oct | 1566477154 |
9 | 535308400 |
10 | 232423020 |
11 | 10a218945 |
12 | 65a08090 |
13 | 391ca11b |
14 | 22c223a4 |
15 | 15611130 |
hex | dda7e6c |
232423020 has 120 divisors (see below), whose sum is σ = 743151024. Its totient is φ = 60787584.
The previous prime is 232423019. The next prime is 232423039. The reversal of 232423020 is 20324232.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 232422984 and 232423002.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 84507 + ... + 87213.
Almost surely, 2232423020 is an apocalyptic number.
232423020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 232423020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371575512).
232423020 is an abundant number, since it is smaller than the sum of its proper divisors (510728004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
232423020 is a wasteful number, since it uses less digits than its factorization.
232423020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2781 (or 2770 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 18.
The square root of 232423020 is about 15245.4261993557. The cubic root of 232423020 is about 614.8366014449.
Adding to 232423020 its reverse (20324232), we get a palindrome (252747252).
It can be divided in two parts, 23242 and 3020, that added together give a palindrome (26262).
The spelling of 232423020 in words is "two hundred thirty-two million, four hundred twenty-three thousand, twenty".
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