Base | Representation |
---|---|
bin | 11101001110001… |
… | …001100101011010 |
3 | 1021011111012120021 |
4 | 131032021211122 |
5 | 2001000423123 |
6 | 120351421054 |
7 | 15102021013 |
oct | 3516114532 |
9 | 1234435507 |
10 | 490248538 |
11 | 231806a8a |
12 | 11822478a |
13 | 7a74c6c0 |
14 | 4917800a |
15 | 2d08dc5d |
hex | 1d38995a |
490248538 has 32 divisors (see below), whose sum is σ = 821520000. Its totient is φ = 217861056.
The previous prime is 490248527. The next prime is 490248553. The reversal of 490248538 is 835842094.
It is a super-2 number, since 2×4902485382 = 480687258022274888, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 490248494 and 490248503.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 375595 + ... + 376897.
It is an arithmetic number, because the mean of its divisors is an integer number (25672500).
Almost surely, 2490248538 is an apocalyptic number.
490248538 is a deficient number, since it is larger than the sum of its proper divisors (331271462).
490248538 is a wasteful number, since it uses less digits than its factorization.
490248538 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1846.
The product of its (nonzero) digits is 276480, while the sum is 43.
The square root of 490248538 is about 22141.5568106671. The cubic root of 490248538 is about 788.5067868261.
The spelling of 490248538 in words is "four hundred ninety million, two hundred forty-eight thousand, five hundred thirty-eight".
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