Base | Representation |
---|---|
bin | 11101001110011… |
… | …000101110001010 |
3 | 1021011121100121120 |
4 | 131032120232022 |
5 | 2001004414123 |
6 | 120353020110 |
7 | 15102366534 |
oct | 3516305612 |
9 | 1234540546 |
10 | 490310538 |
11 | 231849623 |
12 | 118254636 |
13 | 7a7719a3 |
14 | 49192854 |
15 | 2d0a22e3 |
hex | 1d398b8a |
490310538 has 32 divisors (see below), whose sum is σ = 989089920. Its totient is φ = 162031680.
The previous prime is 490310537. The next prime is 490310543. The reversal of 490310538 is 835013094.
It is a junction number, because it is equal to n+sod(n) for n = 490310499 and 490310508.
It is not an unprimeable number, because it can be changed into a prime (490310531) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 552331 + ... + 553217.
It is an arithmetic number, because the mean of its divisors is an integer number (30909060).
Almost surely, 2490310538 is an apocalyptic number.
490310538 is an abundant number, since it is smaller than the sum of its proper divisors (498779382).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
490310538 is a wasteful number, since it uses less digits than its factorization.
490310538 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1582.
The product of its (nonzero) digits is 12960, while the sum is 33.
The square root of 490310538 is about 22142.9568486234. The cubic root of 490310538 is about 788.5400253139.
The spelling of 490310538 in words is "four hundred ninety million, three hundred ten thousand, five hundred thirty-eight".
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