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105801740 = 225111812657
BaseRepresentation
bin1100100111001…
…10100000001100
321101002021200222
412103212200030
5204041123430
614255410512
72423204612
oct623464014
9241067628
10105801740
11547a4460
122b523a38
1318bc54a5
14100a16b2
15944d9e5
hex64e680c

105801740 has 48 divisors (see below), whose sum is σ = 243813024. Its totient is φ = 38246400.

The previous prime is 105801739. The next prime is 105801743. The reversal of 105801740 is 47108501.

It is a super-2 number, since 2×1058017402 = 22388016374055200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105801743) 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 15 ways as a sum of consecutive naturals, for example, 38492 + ... + 41148.

It is an arithmetic number, because the mean of its divisors is an integer number (5079438).

Almost surely, 2105801740 is an apocalyptic number.

105801740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 105801740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121906512).

105801740 is an abundant number, since it is smaller than the sum of its proper divisors (138011284).

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

105801740 is a wasteful number, since it uses less digits than its factorization.

105801740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2858 (or 2856 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 26.

The square root of 105801740 is about 10285.9972778530. The cubic root of 105801740 is about 472.9671052398.

The spelling of 105801740 in words is "one hundred five million, eight hundred one thousand, seven hundred forty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 181 220 362 724 905 1810 1991 2657 3620 3982 5314 7964 9955 10628 13285 19910 26570 29227 39820 53140 58454 116908 146135 292270 480917 584540 961834 1923668 2404585 4809170 5290087 9618340 10580174 21160348 26450435 52900870 105801740