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9250000 = 245637
BaseRepresentation
bin100011010010…
…010011010000
3122101221121121
4203102103100
54332000000
6530132024
7141423634
oct43222320
918357547
109250000
115248731
123121014
131bbb396
15c2ab1a
hex8d24d0

9250000 has 70 divisors (see below), whose sum is σ = 23007518. Its totient is φ = 3600000.

The previous prime is 9249983. The next prime is 9250009. The reversal of 9250000 is 529.

Adding to 9250000 its reverse (529), we get a palindrome (9250529).

It can be divided in two parts, 9 and 250000, that multiplied together give a square (2250000 = 15002).

It can be written as a sum of positive squares in 7 ways, for example, as 8904256 + 345744 = 2984^2 + 588^2 .

It is a sliding number, since 9250000 = 1250000 + 8000000 and 1/1250000 + 1/8000000 = 0.0000009250000.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a nialpdrome in base 5.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9250009) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 249982 + ... + 250018.

Almost surely, 29250000 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 9250000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11503759).

9250000 is an abundant number, since it is smaller than the sum of its proper divisors (13757518).

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

9250000 is an frugal number, since it uses more digits than its factorization.

9250000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75 (or 44 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 9250000 is about 3041.3812651491. The cubic root of 9250000 is about 209.9168226904.

The spelling of 9250000 in words is "nine million, two hundred fifty thousand".