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11250500 = 225322501
BaseRepresentation
bin101010111010…
…101101000100
3210011120210012
4222322231010
510340004000
61041045352
7164425202
oct52725504
923146705
1011250500
116394738
123926858
13243bb01
1416cc072
15ec3735
hexabab44

11250500 has 24 divisors (see below), whose sum is σ = 24572184. Its totient is φ = 4500000.

The previous prime is 11250493. The next prime is 11250509. The reversal of 11250500 is 505211.

11250500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 334084 + 10916416 = 578^2 + 3304^2 .

It is not an unprimeable number, because it can be changed into a prime (11250509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10751 + ... + 11750.

It is an arithmetic number, because the mean of its divisors is an integer number (1023841).

Almost surely, 211250500 is an apocalyptic number.

11250500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11250500 is an abundant number, since it is smaller than the sum of its proper divisors (13321684).

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

11250500 is a wasteful number, since it uses less digits than its factorization.

11250500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22520 (or 22508 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 14.

The square root of 11250500 is about 3354.1765010208. The cubic root of 11250500 is about 224.0735568378.

Adding to 11250500 its reverse (505211), we get a palindrome (11755711).

The spelling of 11250500 in words is "eleven million, two hundred fifty thousand, five hundred".

Divisors: 1 2 4 5 10 20 25 50 100 125 250 500 22501 45002 90004 112505 225010 450020 562525 1125050 2250100 2812625 5625250 11250500