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11664730 = 2571115149
BaseRepresentation
bin101100011111…
…110101011010
3210221122000001
4230133311122
510441232410
61054003214
7201101650
oct54376532
923848001
1011664730
116647980
123aa650a
13255550c
141798dd0
15105633a
hexb1fd5a

11664730 has 32 divisors (see below), whose sum is σ = 26179200. Its totient is φ = 3635520.

The previous prime is 11664707. The next prime is 11664733. The reversal of 11664730 is 3746611.

It is not an unprimeable number, because it can be changed into a prime (11664733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6805 + ... + 8344.

It is an arithmetic number, because the mean of its divisors is an integer number (818100).

Almost surely, 211664730 is an apocalyptic number.

11664730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11664730 is an abundant number, since it is smaller than the sum of its proper divisors (14514470).

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

11664730 is a wasteful number, since it uses less digits than its factorization.

11664730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15174.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 11664730 is about 3415.3667445825. The cubic root of 11664730 is about 226.7905200674.

It can be divided in two parts, 116 and 64730, that added together give a palindrome (64846).

The spelling of 11664730 in words is "eleven million, six hundred sixty-four thousand, seven hundred thirty".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 77 110 154 385 770 15149 30298 75745 106043 151490 166639 212086 333278 530215 833195 1060430 1166473 1666390 2332946 5832365 11664730