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134000069 = 7175691979
BaseRepresentation
bin1111111110010…
…10110111000101
3100100010220112112
413333022313011
5233301000234
621144030405
73214660520
oct777126705
9310126475
10134000069
1169704265
1238a62405
13219b93a8
1413b21bb7
15bb6dace
hex7fcadc5

134000069 has 16 divisors (see below), whose sum is σ = 162518400. Its totient is φ = 107856384.

The previous prime is 134000023. The next prime is 134000081. The reversal of 134000069 is 960000431.

It is a cyclic number.

It is not a de Polignac number, because 134000069 - 28 = 133999813 is a prime.

It is a super-2 number, since 2×1340000692 = 35912036984009522, 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 (134000099) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66722 + ... + 68700.

It is an arithmetic number, because the mean of its divisors is an integer number (10157400).

Almost surely, 2134000069 is an apocalyptic number.

It is an amenable number.

134000069 is a deficient number, since it is larger than the sum of its proper divisors (28518331).

134000069 is a wasteful number, since it uses less digits than its factorization.

134000069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2572.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 134000069 is about 11575.8398831359. The cubic root of 134000069 is about 511.7230825242.

The spelling of 134000069 in words is "one hundred thirty-four million, sixty-nine", and thus it is an aban number.

Divisors: 1 7 17 119 569 1979 3983 9673 13853 33643 67711 235501 1126051 7882357 19142867 134000069