Search a number
-
+
8200224 = 25339491
BaseRepresentation
bin11111010010000000100000
3120102121121000
4133102000200
54044401344
6451432000
7126462234
oct37220040
916377530
108200224
1146a0a4a
1228b5600
131911606
1411365c4
15abea69
hex7d2020

8200224 has 48 divisors (see below), whose sum is σ = 23919840. Its totient is φ = 2733120.

The previous prime is 8200219. The next prime is 8200271. The reversal of 8200224 is 4220028.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 8200197 and 8200206.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3882 + ... + 5609.

It is an arithmetic number, because the mean of its divisors is an integer number (498330).

Almost surely, 28200224 is an apocalyptic number.

It is an amenable number.

8200224 is an abundant number, since it is smaller than the sum of its proper divisors (15719616).

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

8200224 is a wasteful number, since it uses less digits than its factorization.

8200224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9510 (or 9496 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 8200224 is about 2863.6033244847. The cubic root of 8200224 is about 201.6548036947.

The spelling of 8200224 in words is "eight million, two hundred thousand, two hundred twenty-four".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 96 108 144 216 288 432 864 9491 18982 28473 37964 56946 75928 85419 113892 151856 170838 227784 256257 303712 341676 455568 512514 683352 911136 1025028 1366704 2050056 2733408 4100112 8200224