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9099000045 = 325202200001
BaseRepresentation
bin10000111100101011…
…11011100011101101
3212111010101002112200
420132111323203231
5122113321000140
64102515052113
7441324136632
oct103625734355
925433332480
109099000045
11394a16a453
12191b2a1039
13b201338c5
14624626189
15383c35030
hex21e57b8ed

9099000045 has 12 divisors (see below), whose sum is σ = 15771600156. Its totient is φ = 4852800000.

The previous prime is 9099000019. The next prime is 9099000047. The reversal of 9099000045 is 5400009909.

It can be written as a sum of positive squares in 2 ways, for example, as 1674937476 + 7424062569 = 40926^2 + 86163^2 .

It is not a de Polignac number, because 9099000045 - 25 = 9099000013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9098999973 and 9099000009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9099000047) 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, 101099956 + ... + 101100045.

It is an arithmetic number, because the mean of its divisors is an integer number (1314300013).

Almost surely, 29099000045 is an apocalyptic number.

It is an amenable number.

9099000045 is a deficient number, since it is larger than the sum of its proper divisors (6672600111).

9099000045 is a wasteful number, since it uses less digits than its factorization.

9099000045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202200012 (or 202200009 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 36.

The square root of 9099000045 is about 95388.6788093849. The cubic root of 9099000045 is about 2087.6830045974.

The spelling of 9099000045 in words is "nine billion, ninety-nine million, forty-five", and thus it is an aban number and an uban number.

Divisors: 1 3 5 9 15 45 202200001 606600003 1011000005 1819800009 3033000015 9099000045