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9010554001 = 44920068049
BaseRepresentation
bin10000110010001001…
…00010010010010001
3212020221221120101021
420121010202102101
5121423200212001
64050035235441
7436201305511
oct103104422221
925227846337
109010554001
11390424a649
1218b5748b81
13b07a07077
146169a1841
1537b0b3ba1
hex219122491

9010554001 has 4 divisors (see below), whose sum is σ = 9030622500. Its totient is φ = 8990485504.

The previous prime is 9010553989. The next prime is 9010554029. The reversal of 9010554001 is 1004550109.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2924213776 + 6086340225 = 54076^2 + 78015^2 .

It is a cyclic number.

It is not a de Polignac number, because 9010554001 - 27 = 9010553873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9010554101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10033576 + ... + 10034473.

It is an arithmetic number, because the mean of its divisors is an integer number (2257655625).

Almost surely, 29010554001 is an apocalyptic number.

It is an amenable number.

9010554001 is a deficient number, since it is larger than the sum of its proper divisors (20068499).

9010554001 is a wasteful number, since it uses less digits than its factorization.

9010554001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20068498.

The product of its (nonzero) digits is 900, while the sum is 25.

The square root of 9010554001 is about 94923.9379766769. The cubic root of 9010554001 is about 2080.8965871656.

The spelling of 9010554001 in words is "nine billion, ten million, five hundred fifty-four thousand, one".

Divisors: 1 449 20068049 9010554001