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8030250 = 232534383
BaseRepresentation
bin11110101000100000101010
3120002222102200
4132220200222
54023432000
6444041030
7125153544
oct36504052
916088380
108030250
114595278
122833176
131882137
1410d0694
15a89500
hex7a882a

8030250 has 96 divisors (see below), whose sum is σ = 22486464. Its totient is φ = 2066400.

The previous prime is 8030249. The next prime is 8030257. The reversal of 8030250 is 520308.

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

It is not an unprimeable number, because it can be changed into a prime (8030257) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 96709 + ... + 96791.

It is an arithmetic number, because the mean of its divisors is an integer number (234234).

Almost surely, 28030250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8030250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11243232).

8030250 is an abundant number, since it is smaller than the sum of its proper divisors (14456214).

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

8030250 is a wasteful number, since it uses less digits than its factorization.

8030250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149 (or 136 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 8030250 is about 2833.7695742597. The cubic root of 8030250 is about 200.2517662691.

Adding to 8030250 its reverse (520308), we get a palindrome (8550558).

The spelling of 8030250 in words is "eight million, thirty thousand, two hundred fifty".

Divisors: 1 2 3 5 6 9 10 15 18 25 30 43 45 50 75 83 86 90 125 129 150 166 215 225 249 250 258 375 387 415 430 450 498 645 747 750 774 830 1075 1125 1245 1290 1494 1935 2075 2150 2250 2490 3225 3569 3735 3870 4150 5375 6225 6450 7138 7470 9675 10375 10707 10750 12450 16125 17845 18675 19350 20750 21414 31125 32121 32250 35690 37350 48375 53535 62250 64242 89225 93375 96750 107070 160605 178450 186750 267675 321210 446125 535350 803025 892250 1338375 1606050 2676750 4015125 8030250