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134291471 = 23922351
BaseRepresentation
bin10000000000100…
…10000000001111
3100100200201021012
420000102000033
5233334311341
621154155435
73220313216
oct1000220017
9310621235
10134291471
1169893196
1238b82b7b
1321a8bc12
1413b9a07d
15bbca0eb
hex801200f

134291471 has 6 divisors (see below), whose sum is σ = 134913072. Its totient is φ = 133672700.

The previous prime is 134291461. The next prime is 134291497. The reversal of 134291471 is 174192431.

It is not a de Polignac number, because 134291471 - 26 = 134291407 is a prime.

It is a super-3 number, since 3×1342914713 (a number of 25 digits) contains 333 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 (134291461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55946 + ... + 58296.

It is an arithmetic number, because the mean of its divisors is an integer number (22485512).

Almost surely, 2134291471 is an apocalyptic number.

134291471 is a deficient number, since it is larger than the sum of its proper divisors (621601).

134291471 is an frugal number, since it uses more digits than its factorization.

134291471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2829 (or 2590 counting only the distinct ones).

The product of its digits is 6048, while the sum is 32.

The square root of 134291471 is about 11588.4196938150. The cubic root of 134291471 is about 512.0937519056.

The spelling of 134291471 in words is "one hundred thirty-four million, two hundred ninety-one thousand, four hundred seventy-one".

Divisors: 1 239 2351 57121 561889 134291471