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11464164020 = 225997574933
BaseRepresentation
bin10101010110101000…
…10100001010110100
31002120221211212120102
422223110110022310
5141434311222040
65133324453232
7554043533501
oct125324241264
932527755512
1011464164020
114953249121
12227b3aa218
13110914330a
147aa7b84a8
154716c9515
hex2ab5142b4

11464164020 has 24 divisors (see below), whose sum is σ = 24098933544. Its totient is φ = 4581058176.

The previous prime is 11464164017. The next prime is 11464164059. The reversal of 11464164020 is 2046146411.

It can be written as a sum of positive squares in 4 ways, for example, as 3325598224 + 8138565796 = 57668^2 + 90214^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267527 + ... + 307406.

It is an arithmetic number, because the mean of its divisors is an integer number (1004122231).

Almost surely, 211464164020 is an apocalyptic number.

11464164020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11464164020 is an abundant number, since it is smaller than the sum of its proper divisors (12634769524).

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

11464164020 is a wasteful number, since it uses less digits than its factorization.

11464164020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575939 (or 575937 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The spelling of 11464164020 in words is "eleven billion, four hundred sixty-four million, one hundred sixty-four thousand, twenty".

Divisors: 1 2 4 5 10 20 997 1994 3988 4985 9970 19940 574933 1149866 2299732 2874665 5749330 11498660 573208201 1146416402 2292832804 2866041005 5732082010 11464164020