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8250216 = 2331331853
BaseRepresentation
bin11111011110001101101000
3120112011011120
4133132031220
54103001331
6452455240
7130061052
oct37361550
916464146
108250216
114725567
12291a520
13192b2b0
14114a8d2
15ace796
hex7de368

8250216 has 64 divisors (see below), whose sum is σ = 22955520. Its totient is φ = 2453760.

The previous prime is 8250191. The next prime is 8250251. The reversal of 8250216 is 6120528.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9246 + ... + 10098.

It is an arithmetic number, because the mean of its divisors is an integer number (358680).

Almost surely, 28250216 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 8250216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11477760).

8250216 is an abundant number, since it is smaller than the sum of its proper divisors (14705304).

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

8250216 is a wasteful number, since it uses less digits than its factorization.

8250216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906 (or 902 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 8250216 is about 2872.3189237966. The cubic root of 8250216 is about 202.0637644659.

The spelling of 8250216 in words is "eight million, two hundred fifty thousand, two hundred sixteen".

Divisors: 1 2 3 4 6 8 12 13 24 26 31 39 52 62 78 93 104 124 156 186 248 312 372 403 744 806 853 1209 1612 1706 2418 2559 3224 3412 4836 5118 6824 9672 10236 11089 20472 22178 26443 33267 44356 52886 66534 79329 88712 105772 133068 158658 211544 266136 317316 343759 634632 687518 1031277 1375036 2062554 2750072 4125108 8250216