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134663701 = 199767433
BaseRepresentation
bin10000000011011…
…00111000010101
3100101101121212111
420001230320111
5233433214301
621210151021
73223423354
oct1001547025
9311347774
10134663701
116a017917
1239122471
1321b8c483
1413c5599b
15bc50551
hex806ce15

134663701 has 4 divisors (see below), whose sum is σ = 134733132. Its totient is φ = 134594272.

The previous prime is 134663699. The next prime is 134663717. The reversal of 134663701 is 107366431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 107366431 = 115193281.

It can be written as a sum of positive squares in 2 ways, for example, as 38427601 + 96236100 = 6199^2 + 9810^2 .

It is a cyclic number.

It is not a de Polignac number, because 134663701 - 21 = 134663699 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134663731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31720 + ... + 35713.

It is an arithmetic number, because the mean of its divisors is an integer number (33683283).

Almost surely, 2134663701 is an apocalyptic number.

It is an amenable number.

134663701 is a deficient number, since it is larger than the sum of its proper divisors (69431).

134663701 is an equidigital number, since it uses as much as digits as its factorization.

134663701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69430.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 134663701 is about 11604.4690098255. The cubic root of 134663701 is about 512.5664570572.

The spelling of 134663701 in words is "one hundred thirty-four million, six hundred sixty-three thousand, seven hundred one".

Divisors: 1 1997 67433 134663701