Base | Representation |
---|---|
bin | 101100011010110… |
… | …1110010111001101 |
3 | 10211212121011011221 |
4 | 1120311232113031 |
5 | 11023030303131 |
6 | 403522043341 |
7 | 51635600326 |
oct | 13065562715 |
9 | 3755534157 |
10 | 1490478541 |
11 | 6a5377652 |
12 | 3571a9551 |
13 | 1a9a3a486 |
14 | 101d4544d |
15 | 8acb8411 |
hex | 58d6e5cd |
1490478541 has 8 divisors (see below), whose sum is σ = 1569279200. Its totient is φ = 1411713360.
The previous prime is 1490478529. The next prime is 1490478547. The reversal of 1490478541 is 1458740941.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1490478541 - 27 = 1490478413 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1490478547) 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, 159406 + ... + 168496.
It is an arithmetic number, because the mean of its divisors is an integer number (196159900).
Almost surely, 21490478541 is an apocalyptic number.
It is an amenable number.
1490478541 is a deficient number, since it is larger than the sum of its proper divisors (78800659).
1490478541 is an equidigital number, since it uses as much as digits as its factorization.
1490478541 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17739.
The product of its (nonzero) digits is 161280, while the sum is 43.
The square root of 1490478541 is about 38606.7162680278. The cubic root of 1490478541 is about 1142.2870218616.
The spelling of 1490478541 in words is "one billion, four hundred ninety million, four hundred seventy-eight thousand, five hundred forty-one".
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