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105804384 = 2537791993
BaseRepresentation
bin1100100111001…
…11001001100000
321101002102022220
412103213021200
5204041220014
614255431040
72423215410
oct623471140
9241072286
10105804384
11547a6444
122b525480
1318bc675a
14100a2640
15944e6a9
hex64e7260

105804384 has 96 divisors (see below), whose sum is σ = 321592320. Its totient is φ = 29832192.

The previous prime is 105804373. The next prime is 105804389. The reversal of 105804384 is 483408501.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×1058043842 = 22389135347238912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105804389) 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, 52092 + ... + 54084.

It is an arithmetic number, because the mean of its divisors is an integer number (3349920).

Almost surely, 2105804384 is an apocalyptic number.

105804384 is a gapful number since it is divisible by the number (14) 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 105804384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160796160).

105804384 is an abundant number, since it is smaller than the sum of its proper divisors (215787936).

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

105804384 is a wasteful number, since it uses less digits than its factorization.

105804384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2092 (or 2084 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 105804384 is about 10286.1258012918. The cubic root of 105804384 is about 472.9710450446.

The spelling of 105804384 in words is "one hundred five million, eight hundred four thousand, three hundred eighty-four".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 79 84 96 112 158 168 224 237 316 336 474 553 632 672 948 1106 1264 1659 1896 1993 2212 2528 3318 3792 3986 4424 5979 6636 7584 7972 8848 11958 13272 13951 15944 17696 23916 26544 27902 31888 41853 47832 53088 55804 63776 83706 95664 111608 157447 167412 191328 223216 314894 334824 446432 472341 629788 669648 944682 1102129 1259576 1339296 1889364 2204258 2519152 3306387 3778728 4408516 5038304 6612774 7557456 8817032 13225548 15114912 17634064 26451096 35268128 52902192 105804384