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11384807 = 72283821
BaseRepresentation
bin101011011011…
…011111100111
3210102102000112
4223123133213
510403303212
61044003235
7165524600
oct53333747
923372015
1011384807
116476635
12399051b
132487c95
141724da7
15eed422
hexadb7e7

11384807 has 12 divisors (see below), whose sum is σ = 13306536. Its totient is φ = 9712080.

The previous prime is 11384783. The next prime is 11384831. The reversal of 11384807 is 70848311.

It is an interprime number because it is at equal distance from previous prime (11384783) and next prime (11384831).

It is not a de Polignac number, because 11384807 - 210 = 11383783 is a prime.

It is a super-2 number, since 2×113848072 = 259227660854498, which contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11384507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13457 + ... + 14277.

It is an arithmetic number, because the mean of its divisors is an integer number (1108878).

Almost surely, 211384807 is an apocalyptic number.

11384807 is a deficient number, since it is larger than the sum of its proper divisors (1921729).

11384807 is an equidigital number, since it uses as much as digits as its factorization.

11384807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1118 (or 1111 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 32.

The square root of 11384807 is about 3374.1379639843. The cubic root of 11384807 is about 224.9616856570.

The spelling of 11384807 in words is "eleven million, three hundred eighty-four thousand, eight hundred seven".

Divisors: 1 7 49 283 821 1981 5747 13867 40229 232343 1626401 11384807