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135341479 = 7213212467
BaseRepresentation
bin10000001000100…
…10010110100111
3100102200001121101
420010102112213
5234121411404
621232500531
73232245400
oct1004222647
9312601541
10135341479
116a440069
12393aa747
1322068b20
1413d909a7
15bd362a4
hex81125a7

135341479 has 12 divisors (see below), whose sum is σ = 169549464. Its totient is φ = 107082864.

The previous prime is 135341477. The next prime is 135341497. The reversal of 135341479 is 974143531.

It is not a de Polignac number, because 135341479 - 21 = 135341477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135341473) 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 11 ways as a sum of consecutive naturals, for example, 105597 + ... + 106870.

It is an arithmetic number, because the mean of its divisors is an integer number (14129122).

Almost surely, 2135341479 is an apocalyptic number.

135341479 is a deficient number, since it is larger than the sum of its proper divisors (34207985).

135341479 is a wasteful number, since it uses less digits than its factorization.

135341479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212494 (or 212487 counting only the distinct ones).

The product of its digits is 45360, while the sum is 37.

The square root of 135341479 is about 11633.6356741992. The cubic root of 135341479 is about 513.4249538026.

The spelling of 135341479 in words is "one hundred thirty-five million, three hundred forty-one thousand, four hundred seventy-nine".

Divisors: 1 7 13 49 91 637 212467 1487269 2762071 10410883 19334497 135341479