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134217693 = 3231481067
BaseRepresentation
bin1111111111111…
…11111111011101
3100100112222001200
413333333333131
5233324431233
621152430113
73216555141
oct777777735
9310488050
10134217693
1169842815
1238b48339
1321a6446c
1413b7b221
15bbb3313
hex7ffffdd

134217693 has 12 divisors (see below), whose sum is σ = 200124288. Its totient is φ = 86591880.

The previous prime is 134217689. The next prime is 134217757. The reversal of 134217693 is 396712431.

It is not a de Polignac number, because 134217693 - 22 = 134217689 is a prime.

It is a super-2 number, since 2×1342176932 = 36028778228484498, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134217613) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 240255 + ... + 240812.

It is an arithmetic number, because the mean of its divisors is an integer number (16677024).

Almost surely, 2134217693 is an apocalyptic number.

It is an amenable number.

134217693 is a deficient number, since it is larger than the sum of its proper divisors (65906595).

134217693 is a wasteful number, since it uses less digits than its factorization.

134217693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481104 (or 481101 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 134217693 is about 11585.2359924172. The cubic root of 134217693 is about 511.9999554952. Note that the first 4 decimals are identical.

The spelling of 134217693 in words is "one hundred thirty-four million, two hundred seventeen thousand, six hundred ninety-three".

Divisors: 1 3 9 31 93 279 481067 1443201 4329603 14913077 44739231 134217693