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105384351 = 350097013
BaseRepresentation
bin1100100100000…
…00100110011111
321100022002011010
412102000212133
5203434244401
614242430303
72416516002
oct622004637
9240262133
10105384351
1154539906
122b362393
1318aaa507
14ddd3539
1593b9ed6
hex648099f

105384351 has 8 divisors (see below), whose sum is σ = 140560560. Its totient is φ = 70232192.

The previous prime is 105384329. The next prime is 105384359. The reversal of 105384351 is 153483501.

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 105384351 - 25 = 105384319 is a prime.

It is a super-2 number, since 2×1053843512 = 22211722871382402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105384359) 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, 11521 + ... + 18533.

It is an arithmetic number, because the mean of its divisors is an integer number (17570070).

Almost surely, 2105384351 is an apocalyptic number.

105384351 is a deficient number, since it is larger than the sum of its proper divisors (35176209).

105384351 is an equidigital number, since it uses as much as digits as its factorization.

105384351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12025.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 105384351 is about 10265.6880431854. The cubic root of 105384351 is about 472.3443321359.

The spelling of 105384351 in words is "one hundred five million, three hundred eighty-four thousand, three hundred fifty-one".

Divisors: 1 3 5009 7013 15027 21039 35128117 105384351