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9145107 = 321016123
BaseRepresentation
bin100010111000…
…101100010011
3122012121201200
4202320230103
54320120412
6524002243
7140506056
oct42705423
918177650
109145107
115186944
123090383
131b8270a
141300a9d
15c099dc
hex8b8b13

9145107 has 6 divisors (see below), whose sum is σ = 13209612. Its totient is φ = 6096732.

The previous prime is 9145069. The next prime is 9145109. The reversal of 9145107 is 7015419.

It is not a de Polignac number, because 9145107 - 28 = 9144851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9145109) 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 5 ways as a sum of consecutive naturals, for example, 508053 + ... + 508070.

It is an arithmetic number, because the mean of its divisors is an integer number (2201602).

Almost surely, 29145107 is an apocalyptic number.

9145107 is a deficient number, since it is larger than the sum of its proper divisors (4064505).

9145107 is a wasteful number, since it uses less digits than its factorization.

9145107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016129 (or 1016126 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 9145107 is about 3024.0877963445. The cubic root of 9145107 is about 209.1203339296.

The spelling of 9145107 in words is "nine million, one hundred forty-five thousand, one hundred seven".

Divisors: 1 3 9 1016123 3048369 9145107