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10663404 = 223979161
BaseRepresentation
bin101000101011…
…010111101100
3202001202102220
4220223113230
510212212104
61020315340
7156431433
oct50532754
922052386
1010663404
116023634
1236a2b50
13229480b
1415b811a
15e097d9
hexa2b5ec

10663404 has 24 divisors (see below), whose sum is σ = 25140528. Its totient is φ = 3517440.

The previous prime is 10663397. The next prime is 10663409. The reversal of 10663404 is 40436601.

It is a super-2 number, since 2×106634042 = 227416369734432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10663409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3417 + ... + 5744.

It is an arithmetic number, because the mean of its divisors is an integer number (1047522).

Almost surely, 210663404 is an apocalyptic number.

It is an amenable number.

10663404 is an abundant number, since it is smaller than the sum of its proper divisors (14477124).

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

10663404 is a wasteful number, since it uses less digits than its factorization.

10663404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9265 (or 9263 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 10663404 is about 3265.4867937262. The cubic root of 10663404 is about 220.1060370376.

The spelling of 10663404 in words is "ten million, six hundred sixty-three thousand, four hundred four".

Divisors: 1 2 3 4 6 12 97 194 291 388 582 1164 9161 18322 27483 36644 54966 109932 888617 1777234 2665851 3554468 5331702 10663404