Base | Representation |
---|---|
bin | 11011101010001… |
… | …00110010010000 |
3 | 121011120200112201 |
4 | 31311010302100 |
5 | 433344021130 |
6 | 35004532544 |
7 | 5515053343 |
oct | 1565046220 |
9 | 534520481 |
10 | 232017040 |
11 | 109a70922 |
12 | 65851154 |
13 | 390b73b8 |
14 | 22b5845a |
15 | 15580bca |
hex | dd44c90 |
232017040 has 40 divisors (see below), whose sum is σ = 549627768. Its totient is φ = 91054080.
The previous prime is 232017017. The next prime is 232017043. The reversal of 232017040 is 40710232.
It can be written as a sum of positive squares in 4 ways, for example, as 63744256 + 168272784 = 7984^2 + 12972^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is a junction number, because it is equal to n+sod(n) for n = 232016999 and 232017017.
It is not an unprimeable number, because it can be changed into a prime (232017043) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23121 + ... + 31600.
Almost surely, 2232017040 is an apocalyptic number.
232017040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
232017040 is an abundant number, since it is smaller than the sum of its proper divisors (317610728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
232017040 is a wasteful number, since it uses less digits than its factorization.
232017040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54787 (or 54781 counting only the distinct ones).
The product of its (nonzero) digits is 336, while the sum is 19.
The square root of 232017040 is about 15232.1055668611. The cubic root of 232017040 is about 614.4784085271.
Adding to 232017040 its reverse (40710232), we get a palindrome (272727272).
The spelling of 232017040 in words is "two hundred thirty-two million, seventeen thousand, forty".
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