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10250400 = 253524271
BaseRepresentation
bin100111000110…
…100010100000
3201021202220110
4213012202200
510111003100
61003411320
7153061356
oct47064240
921252813
1010250400
115871306
123523b40
13217b834
14150b7d6
15d77250
hex9c68a0

10250400 has 72 divisors (see below), whose sum is σ = 33372864. Its totient is φ = 2732800.

The previous prime is 10250393. The next prime is 10250407. The reversal of 10250400 is 405201.

It is an interprime number because it is at equal distance from previous prime (10250393) and next prime (10250407).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (10250407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 265 + ... + 4535.

It is an arithmetic number, because the mean of its divisors is an integer number (463512).

Almost surely, 210250400 is an apocalyptic number.

10250400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10250400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16686432).

10250400 is an abundant number, since it is smaller than the sum of its proper divisors (23122464).

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

10250400 is a wasteful number, since it uses less digits than its factorization.

10250400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4294 (or 4281 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 10250400 is about 3201.6245876117. The cubic root of 10250400 is about 217.2268999307.

Adding to 10250400 its reverse (405201), we get a palindrome (10655601).

The spelling of 10250400 in words is "ten million, two hundred fifty thousand, four hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 40 48 50 60 75 80 96 100 120 150 160 200 240 300 400 480 600 800 1200 2400 4271 8542 12813 17084 21355 25626 34168 42710 51252 64065 68336 85420 102504 106775 128130 136672 170840 205008 213550 256260 320325 341680 410016 427100 512520 640650 683360 854200 1025040 1281300 1708400 2050080 2562600 3416800 5125200 10250400