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105060605 = 5136126497
BaseRepresentation
bin1100100001100…
…01100011111101
321022200122001112
412100301203331
5203343414410
614231451405
72414000066
oct620614375
9238618045
10105060605
1154338651
122b226b65
13189c6050
14dd4b56d
159354105
hex64318fd

105060605 has 16 divisors (see below), whose sum is σ = 138001584. Its totient is φ = 76308480.

The previous prime is 105060601. The next prime is 105060607. The reversal of 105060605 is 506060501.

It can be written as a sum of positive squares in 8 ways, for example, as 10621081 + 94439524 = 3259^2 + 9718^2 .

It is not a de Polignac number, because 105060605 - 22 = 105060601 is a prime.

It is a super-2 number, since 2×1050606052 = 22075461445932050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105060601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9284 + ... + 17213.

It is an arithmetic number, because the mean of its divisors is an integer number (8625099).

Almost surely, 2105060605 is an apocalyptic number.

It is an amenable number.

105060605 is a deficient number, since it is larger than the sum of its proper divisors (32940979).

105060605 is a wasteful number, since it uses less digits than its factorization.

105060605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26576.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 105060605 is about 10249.9075605588. The cubic root of 105060605 is about 471.8601475085.

The spelling of 105060605 in words is "one hundred five million, sixty thousand, six hundred five".

Divisors: 1 5 13 61 65 305 793 3965 26497 132485 344461 1616317 1722305 8081585 21012121 105060605