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105325643 = 373378447
BaseRepresentation
bin1100100011100…
…10010001001011
321100012002121202
412101302101023
5203430410033
614241254415
72416152563
oct621622113
9240162552
10105325643
11544a9795
122b33440b
1318a89887
14ddb9da3
1593a78e8
hex647244b

105325643 has 8 divisors (see below), whose sum is σ = 108506112. Its totient is φ = 102162816.

The previous prime is 105325639. The next prime is 105325657. The reversal of 105325643 is 346523501.

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

It is a cyclic number.

It is not a de Polignac number, because 105325643 - 22 = 105325639 is a prime.

It is a super-2 number, since 2×1053256432 = 22186982146726898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105325603) 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, 8246 + ... + 16692.

It is an arithmetic number, because the mean of its divisors is an integer number (13563264).

Almost surely, 2105325643 is an apocalyptic number.

105325643 is a deficient number, since it is larger than the sum of its proper divisors (3180469).

105325643 is an equidigital number, since it uses as much as digits as its factorization.

105325643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8821.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 105325643 is about 10262.8282164323. The cubic root of 105325643 is about 472.2566039239.

The spelling of 105325643 in words is "one hundred five million, three hundred twenty-five thousand, six hundred forty-three".

Divisors: 1 37 337 8447 12469 312539 2846639 105325643