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5620648 = 2311232777
BaseRepresentation
bin10101011100001110101000
3101120120002011
4111130032220
52414330043
6320245304
765526505
oct25341650
911516064
105620648
113199970
121a70834
13121a437
14a644ac
1576059d
hex55c3a8

5620648 has 32 divisors (see below), whose sum is σ = 12000960. Its totient is φ = 2442880.

The previous prime is 5620631. The next prime is 5620669. The reversal of 5620648 is 8460265.

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 636 + ... + 3412.

It is an arithmetic number, because the mean of its divisors is an integer number (375030).

Almost surely, 25620648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5620648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6000480).

5620648 is an abundant number, since it is smaller than the sum of its proper divisors (6380312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5620648 is a wasteful number, since it uses less digits than its factorization.

5620648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2817 (or 2813 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 5620648 is about 2370.7905854377. The cubic root of 5620648 is about 177.7987879104.

The spelling of 5620648 in words is "five million, six hundred twenty thousand, six hundred forty-eight".

Divisors: 1 2 4 8 11 22 23 44 46 88 92 184 253 506 1012 2024 2777 5554 11108 22216 30547 61094 63871 122188 127742 244376 255484 510968 702581 1405162 2810324 5620648