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1368134069 = 83131912497
BaseRepresentation
bin101000110001100…
…0001000110110101
310112100101102010012
41101203001012311
510300220242234
6343431510005
745621643031
oct12143010665
93470342105
101368134069
11642304415
12322228305
1318a5a23b3
14cd9b91c1
158019d0ce
hex518c11b5

1368134069 has 8 divisors (see below), whose sum is σ = 1385778240. Its totient is φ = 1350517696.

The previous prime is 1368134063. The next prime is 1368134107. The reversal of 1368134069 is 9604318631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1368134069 - 28 = 1368133813 is a prime.

It is a super-2 number, since 2×13681340692 = 3743581661516993522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1368134063) 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, 103229 + ... + 115725.

It is an arithmetic number, because the mean of its divisors is an integer number (173222280).

Almost surely, 21368134069 is an apocalyptic number.

It is an amenable number.

1368134069 is a deficient number, since it is larger than the sum of its proper divisors (17644171).

1368134069 is a wasteful number, since it uses less digits than its factorization.

1368134069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13899.

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 1368134069 is about 36988.2963787196. The cubic root of 1368134069 is about 1110.1360840110.

The spelling of 1368134069 in words is "one billion, three hundred sixty-eight million, one hundred thirty-four thousand, sixty-nine".

Divisors: 1 83 1319 12497 109477 1037251 16483543 1368134069