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5250100 = 225252501
BaseRepresentation
bin10100000001110000110100
3100212201210011
4110001300310
52321000400
6304310004
762424262
oct24016064
910781704
105250100
112a66529
121912304
13111a88b
149a9432
156da8ba
hex501c34

5250100 has 18 divisors (see below), whose sum is σ = 11392934. Its totient is φ = 2100000.

The previous prime is 5250079. The next prime is 5250107. The reversal of 5250100 is 10525.

It can be written as a sum of positive squares in 3 ways, for example, as 106276 + 5143824 = 326^2 + 2268^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5250107) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26151 + ... + 26350.

Almost surely, 25250100 is an apocalyptic number.

5250100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5250100 is an abundant number, since it is smaller than the sum of its proper divisors (6142834).

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

5250100 is a wasteful number, since it uses less digits than its factorization.

5250100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52515 (or 52508 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 13.

The square root of 5250100 is about 2291.3096691630. The cubic root of 5250100 is about 173.8024357378.

Adding to 5250100 its reverse (10525), we get a palindrome (5260625).

The spelling of 5250100 in words is "five million, two hundred fifty thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 52501 105002 210004 262505 525010 1050020 1312525 2625050 5250100