Base | Representation |
---|---|
bin | 11101010000001… |
… | …100001001011001 |
3 | 1021012111101011001 |
4 | 131100030021121 |
5 | 2001120031241 |
6 | 120411105001 |
7 | 15106406110 |
oct | 3520141131 |
9 | 1235441131 |
10 | 490783321 |
11 | 232041856 |
12 | 118442161 |
13 | 7a8a8c42 |
14 | 49276c77 |
15 | 2d147431 |
hex | 1d40c259 |
490783321 has 8 divisors (see below), whose sum is σ = 561188160. Its totient is φ = 420451728.
The previous prime is 490783297. The next prime is 490783333. The reversal of 490783321 is 123387094.
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 490783321 - 211 = 490781273 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (490783121) 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, 3106 + ... + 31483.
It is an arithmetic number, because the mean of its divisors is an integer number (70148520).
Almost surely, 2490783321 is an apocalyptic number.
It is an amenable number.
490783321 is a deficient number, since it is larger than the sum of its proper divisors (70404839).
490783321 is a wasteful number, since it uses less digits than its factorization.
490783321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36623.
The product of its (nonzero) digits is 36288, while the sum is 37.
The square root of 490783321 is about 22153.6299734378. The cubic root of 490783321 is about 788.7933943708.
The spelling of 490783321 in words is "four hundred ninety million, seven hundred eighty-three thousand, three hundred twenty-one".
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