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8906128001 = 19835647513
BaseRepresentation
bin10000100101101100…
…01011101010000001
3211222200110011211122
420102312023222001
5121214432044001
64031425122025
7433462560521
oct102266135201
924880404748
108906128001
113860305871
121886789315
13abc1a3b34
14606b7b681
15371d37b1b
hex212d8ba81

8906128001 has 8 divisors (see below), whose sum is σ = 9487823520. Its totient is φ = 8335727712.

The previous prime is 8906127949. The next prime is 8906128037. The reversal of 8906128001 is 1008216098.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-8906128001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8906128061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2822180 + ... + 2825333.

It is an arithmetic number, because the mean of its divisors is an integer number (1185977940).

Almost surely, 28906128001 is an apocalyptic number.

It is an amenable number.

8906128001 is a deficient number, since it is larger than the sum of its proper divisors (581695519).

8906128001 is a wasteful number, since it uses less digits than its factorization.

8906128001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5647615.

The product of its (nonzero) digits is 6912, while the sum is 35.

The square root of 8906128001 is about 94372.2840721787. The cubic root of 8906128001 is about 2072.8266207575.

The spelling of 8906128001 in words is "eight billion, nine hundred six million, one hundred twenty-eight thousand, one".

Divisors: 1 19 83 1577 5647513 107302747 468743579 8906128001