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105308710 = 25131722803
BaseRepresentation
bin1100100011011…
…10001000100110
321100011020101121
412101232020212
5203424334320
614241044154
72416052323
oct621561046
9240136347
10105308710
1154497aa1
122b32665a
1318a81c60
14ddb3b4a
1593a28aa
hex646e226

105308710 has 48 divisors (see below), whose sum is σ = 216928656. Its totient is φ = 36582912.

The previous prime is 105308689. The next prime is 105308711. The reversal of 105308710 is 17803501.

It is a super-2 number, since 2×1053087102 = 22179848803728200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105308711) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36169 + ... + 38971.

It is an arithmetic number, because the mean of its divisors is an integer number (4519347).

Almost surely, 2105308710 is an apocalyptic number.

105308710 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105308710 is an abundant number, since it is smaller than the sum of its proper divisors (111619946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105308710 is a wasteful number, since it uses less digits than its factorization.

105308710 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2857 (or 2840 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 105308710 is about 10262.0032157469. The cubic root of 105308710 is about 472.2312946405.

The spelling of 105308710 in words is "one hundred five million, three hundred eight thousand, seven hundred ten".

Divisors: 1 2 5 10 13 17 26 34 65 85 130 170 221 289 442 578 1105 1445 2210 2803 2890 3757 5606 7514 14015 18785 28030 36439 37570 47651 72878 95302 182195 238255 364390 476510 619463 810067 1238926 1620134 3097315 4050335 6194630 8100670 10530871 21061742 52654355 105308710