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4900009 = 53591567
BaseRepresentation
bin10010101100010010101001
3100012221112211
4102230102221
52223300014
6253005121
756435512
oct22542251
910187484
104900009
1128474a4
1217837a1
13102741a
14917a09
1566bcc4
hex4ac4a9

4900009 has 8 divisors (see below), whose sum is σ = 5080320. Its totient is φ = 4723056.

The previous prime is 4900003. The next prime is 4900031. The reversal of 4900009 is 9000094.

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

It is a cyclic number.

It is not a de Polignac number, because 4900009 - 23 = 4900001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4900001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2344 + ... + 3910.

It is an arithmetic number, because the mean of its divisors is an integer number (635040).

Almost surely, 24900009 is an apocalyptic number.

It is an amenable number.

4900009 is a deficient number, since it is larger than the sum of its proper divisors (180311).

4900009 is a wasteful number, since it uses less digits than its factorization.

4900009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1679.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 4900009 is about 2213.5963950097. The cubic root of 4900009 is about 169.8500292139.

It can be divided in two parts, 490000 and 9, that multiplied together give a square (4410000 = 21002).

The spelling of 4900009 in words is "four million, nine hundred thousand, nine".

Divisors: 1 53 59 1567 3127 83051 92453 4900009