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10825218 = 233200467
BaseRepresentation
bin101001010010…
…111000000010
3202100222102000
4221102320002
510232401333
61024004430
7161004255
oct51227002
922328360
1010825218
116124168
123760716
132320371
14161b09c
15e3c713
hexa52e02

10825218 has 16 divisors (see below), whose sum is σ = 24056160. Its totient is φ = 3608388.

The previous prime is 10825211. The next prime is 10825219. The reversal of 10825218 is 81252801.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10825191 and 10825200.

It is not an unprimeable number, because it can be changed into a prime (10825211) 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, 100180 + ... + 100287.

It is an arithmetic number, because the mean of its divisors is an integer number (1503510).

Almost surely, 210825218 is an apocalyptic number.

10825218 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

10825218 is an abundant number, since it is smaller than the sum of its proper divisors (13230942).

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

10825218 is a wasteful number, since it uses less digits than its factorization.

10825218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200478 (or 200472 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 27.

The square root of 10825218 is about 3290.1699044274. The cubic root of 10825218 is about 221.2138004551.

The spelling of 10825218 in words is "ten million, eight hundred twenty-five thousand, two hundred eighteen".

Divisors: 1 2 3 6 9 18 27 54 200467 400934 601401 1202802 1804203 3608406 5412609 10825218