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490320526 = 2812330181
BaseRepresentation
bin11101001110011…
…011001010001110
31021011121212022111
4131032123022032
52001010224101
6120353134234
715102440623
oct3516331216
91234555274
10490320526
11231856083
1211825a37a
137a7763b7
144919634a
152d0a5251
hex1d39b28e

490320526 has 8 divisors (see below), whose sum is σ = 735595704. Its totient is φ = 245121960.

The previous prime is 490320499. The next prime is 490320527. The reversal of 490320526 is 625023094.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490320527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1156 + ... + 31336.

It is an arithmetic number, because the mean of its divisors is an integer number (91949463).

Almost surely, 2490320526 is an apocalyptic number.

490320526 is a deficient number, since it is larger than the sum of its proper divisors (245275178).

490320526 is a wasteful number, since it uses less digits than its factorization.

490320526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38306.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 490320526 is about 22143.1823819432. The cubic root of 490320526 is about 788.5453796650.

The spelling of 490320526 in words is "four hundred ninety million, three hundred twenty thousand, five hundred twenty-six".

Divisors: 1 2 8123 16246 30181 60362 245160263 490320526