Base | Representation |
---|---|
bin | 11101010000000… |
… | …001001111001000 |
3 | 1021012102002211220 |
4 | 131100001033020 |
5 | 2001112114012 |
6 | 120410122040 |
7 | 15106131606 |
oct | 3520011710 |
9 | 1235362756 |
10 | 490738632 |
11 | 23201121a |
12 | 118420320 |
13 | 7a8917b7 |
14 | 49264876 |
15 | 2d13908c |
hex | 1d4013c8 |
490738632 has 16 divisors (see below), whose sum is σ = 1226846640. Its totient is φ = 163579536.
The previous prime is 490738627. The next prime is 490738639. The reversal of 490738632 is 236837094.
It is a super-3 number, since 3×4907386323 (a number of 27 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (490738639) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10223698 + ... + 10223745.
It is an arithmetic number, because the mean of its divisors is an integer number (76677915).
Almost surely, 2490738632 is an apocalyptic number.
It is an amenable number.
490738632 is an abundant number, since it is smaller than the sum of its proper divisors (736108008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
490738632 is a wasteful number, since it uses less digits than its factorization.
490738632 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20447452 (or 20447448 counting only the distinct ones).
The product of its (nonzero) digits is 217728, while the sum is 42.
The square root of 490738632 is about 22152.6213347315. The cubic root of 490738632 is about 788.7694520617.
The spelling of 490738632 in words is "four hundred ninety million, seven hundred thirty-eight thousand, six hundred thirty-two".
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