Search a number
-
+
490080837 = 37111511999
BaseRepresentation
bin11101001101100…
…000101001000101
31021011011200112010
4131031200221011
52000430041322
6120344044433
715100422051
oct3515405105
91234150463
10490080837
11231701a94
12118163719
137a6c127c
1449132c61
152d05920c
hex1d360a45

490080837 has 16 divisors (see below), whose sum is σ = 663552000. Its totient is φ = 321678000.

The previous prime is 490080823. The next prime is 490080841. The reversal of 490080837 is 738080094.

It is not a de Polignac number, because 490080837 - 210 = 490079813 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 490080795 and 490080804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490080337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244164 + ... + 246162.

It is an arithmetic number, because the mean of its divisors is an integer number (41472000).

Almost surely, 2490080837 is an apocalyptic number.

It is an amenable number.

490080837 is a deficient number, since it is larger than the sum of its proper divisors (173471163).

490080837 is a wasteful number, since it uses less digits than its factorization.

490080837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3224.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 490080837 is about 22137.7694675864. The cubic root of 490080837 is about 788.4168674981.

The spelling of 490080837 in words is "four hundred ninety million, eighty thousand, eight hundred thirty-seven".

Divisors: 1 3 71 213 1151 1999 3453 5997 81721 141929 245163 425787 2300849 6902547 163360279 490080837