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10250128 = 247711289
BaseRepresentation
bin100111000110…
…011110010000
3201021202112101
4213012132100
510111001003
61003410144
7153060520
oct47063620
921252471
1010250128
115871089
123523954
13217b685
14150b680
15d7711d
hex9c6790

10250128 has 40 divisors (see below), whose sum is σ = 23034240. Its totient is φ = 4327680.

The previous prime is 10250113. The next prime is 10250131. The reversal of 10250128 is 82105201.

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, 7308 + ... + 8596.

It is an arithmetic number, because the mean of its divisors is an integer number (575856).

Almost surely, 210250128 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 10250128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11517120).

10250128 is an abundant number, since it is smaller than the sum of its proper divisors (12784112).

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

10250128 is a wasteful number, since it uses less digits than its factorization.

10250128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1375 (or 1369 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 10250128 is about 3201.5821088955. The cubic root of 10250128 is about 217.2249785020.

Adding to 10250128 its reverse (82105201), we get a palindrome (92355329).

The spelling of 10250128 in words is "ten million, two hundred fifty thousand, one hundred twenty-eight".

Divisors: 1 2 4 7 8 14 16 28 56 71 112 142 284 497 568 994 1136 1289 1988 2578 3976 5156 7952 9023 10312 18046 20624 36092 72184 91519 144368 183038 366076 640633 732152 1281266 1464304 2562532 5125064 10250128