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136002069 = 3272158763
BaseRepresentation
bin10000001101100…
…11101000010101
3100110220121202200
420012303220111
5234304031234
621254555113
73240666330
oct1006635025
9313817680
10136002069
116a851405
1239668a99
132223a6c8
14140c3617
15be16d99
hex81b3a15

136002069 has 12 divisors (see below), whose sum is σ = 224511456. Its totient is φ = 77715432.

The previous prime is 136002049. The next prime is 136002089. The reversal of 136002069 is 960200631.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (136002049) and next prime (136002089).

It is not a de Polignac number, because 136002069 - 25 = 136002037 is a prime.

It is a super-2 number, since 2×1360020692 = 36993125544561522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136002049) 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, 1079319 + ... + 1079444.

It is an arithmetic number, because the mean of its divisors is an integer number (18709288).

Almost surely, 2136002069 is an apocalyptic number.

It is an amenable number.

136002069 is a deficient number, since it is larger than the sum of its proper divisors (88509387).

136002069 is a wasteful number, since it uses less digits than its factorization.

136002069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2158776 (or 2158773 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 136002069 is about 11661.9924969964. The cubic root of 136002069 is about 514.2589259525.

The spelling of 136002069 in words is "one hundred thirty-six million, two thousand, sixty-nine".

Divisors: 1 3 7 9 21 63 2158763 6476289 15111341 19428867 45334023 136002069