Base | Representation |
---|---|
bin | 111110001011101… |
… | …001010011010001 |
3 | 2200201001002102220 |
4 | 332023221103101 |
5 | 4114032141040 |
6 | 251304131253 |
7 | 34565252313 |
oct | 7613512321 |
9 | 2621032386 |
10 | 1043240145 |
11 | 495977842 |
12 | 251466b29 |
13 | 13819977c |
14 | 9c7a57b3 |
15 | 618c32d0 |
hex | 3e2e94d1 |
1043240145 has 8 divisors (see below), whose sum is σ = 1669184256. Its totient is φ = 556394736.
The previous prime is 1043240083. The next prime is 1043240147. The reversal of 1043240145 is 5410423401.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1043240145 - 215 = 1043207377 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1043240147) 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, 34774657 + ... + 34774686.
It is an arithmetic number, because the mean of its divisors is an integer number (208648032).
Almost surely, 21043240145 is an apocalyptic number.
1043240145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1043240145 is a deficient number, since it is larger than the sum of its proper divisors (625944111).
1043240145 is an equidigital number, since it uses as much as digits as its factorization.
1043240145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69549351.
The product of its (nonzero) digits is 1920, while the sum is 24.
The square root of 1043240145 is about 32299.2282415540. The cubic root of 1043240145 is about 1014.2104871754.
Adding to 1043240145 its reverse (5410423401), we get a palindrome (6453663546).
The spelling of 1043240145 in words is "one billion, forty-three million, two hundred forty thousand, one hundred forty-five".
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