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134008686 = 23271063561
BaseRepresentation
bin1111111110011…
…00111101101110
3100100011100100200
413333030331232
5233301234221
621144134330
73215024610
oct777147556
9310140320
10134008686
116970a789
1238a673a6
13219c02a6
1413b24db0
15bb71426
hex7fccf6e

134008686 has 24 divisors (see below), whose sum is σ = 331831344. Its totient is φ = 38288160.

The previous prime is 134008669. The next prime is 134008697. The reversal of 134008686 is 686800431.

It is a happy number.

It is a super-3 number, since 3×1340086863 (a number of 25 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 134008686.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 531655 + ... + 531906.

It is an arithmetic number, because the mean of its divisors is an integer number (13826306).

Almost surely, 2134008686 is an apocalyptic number.

134008686 is an abundant number, since it is smaller than the sum of its proper divisors (197822658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134008686 is a wasteful number, since it uses less digits than its factorization.

134008686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063576 (or 1063573 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 134008686 is about 11576.2120747678. The cubic root of 134008686 is about 511.7340512332.

The spelling of 134008686 in words is "one hundred thirty-four million, eight thousand, six hundred eighty-six".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 1063561 2127122 3190683 6381366 7444927 9572049 14889854 19144098 22334781 44669562 67004343 134008686