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10968820 = 225548441
BaseRepresentation
bin101001110101…
…111011110100
3202122021101121
4221311323310
510302000240
61031033324
7162143032
oct51657364
922567347
1010968820
116212045
12380b844
132370835
141657552
15e6a04a
hexa75ef4

10968820 has 12 divisors (see below), whose sum is σ = 23034564. Its totient is φ = 4387520.

The previous prime is 10968817. The next prime is 10968829. The reversal of 10968820 is 2886901.

It can be written as a sum of positive squares in 2 ways, for example, as 8421604 + 2547216 = 2902^2 + 1596^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10968829) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274201 + ... + 274240.

It is an arithmetic number, because the mean of its divisors is an integer number (1919547).

Almost surely, 210968820 is an apocalyptic number.

10968820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10968820 is an abundant number, since it is smaller than the sum of its proper divisors (12065744).

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

10968820 is a wasteful number, since it uses less digits than its factorization.

10968820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548450 (or 548448 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 10968820 is about 3311.9208927751. The cubic root of 10968820 is about 222.1876777785.

The spelling of 10968820 in words is "ten million, nine hundred sixty-eight thousand, eight hundred twenty".

Divisors: 1 2 4 5 10 20 548441 1096882 2193764 2742205 5484410 10968820