Base | Representation |
---|---|
bin | 1000100101000101… |
… | …1001101011110000 |
3 | 12221111120120021200 |
4 | 2021101121223300 |
5 | 14204034241430 |
6 | 1020310051200 |
7 | 111033343014 |
oct | 21121315360 |
9 | 5844516250 |
10 | 2303040240 |
11 | a82008246 |
12 | 543349b00 |
13 | 2a919ac07 |
14 | 17bc20544 |
15 | d72c2460 |
hex | 89459af0 |
2303040240 has 60 divisors (see below), whose sum is σ = 7734379224. Its totient is φ = 614143872.
The previous prime is 2303040239. The next prime is 2303040263. The reversal of 2303040240 is 420403032.
2303040240 is a `hidden beast` number, since 230 + 30 + 402 + 4 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (60).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1598614 + ... + 1600053.
Almost surely, 22303040240 is an apocalyptic number.
2303040240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2303040240 is an abundant number, since it is smaller than the sum of its proper divisors (5431338984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2303040240 is a wasteful number, since it uses less digits than its factorization.
2303040240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3198686 (or 3198677 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 18.
The square root of 2303040240 is about 47990.0014586372. The cubic root of 2303040240 is about 1320.5874795442.
Adding to 2303040240 its reverse (420403032), we get a palindrome (2723443272).
The spelling of 2303040240 in words is "two billion, three hundred three million, forty thousand, two hundred forty".
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