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105683320 = 23519241577
BaseRepresentation
bin1100100110010…
…01100101111000
321100212021021001
412103021211320
5204023331240
614253054344
72422202431
oct623114570
9240767231
10105683320
1154723496
122b4873b4
1318b83612
1410070488
15942889a
hex64c9978

105683320 has 64 divisors (see below), whose sum is σ = 251776800. Its totient is φ = 39813120.

The previous prime is 105683311. The next prime is 105683323. The reversal of 105683320 is 23386501.

It is a super-2 number, since 2×1056833202 = 22337928252444800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105683323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 182872 + ... + 183448.

Almost surely, 2105683320 is an apocalyptic number.

105683320 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 105683320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125888400).

105683320 is an abundant number, since it is smaller than the sum of its proper divisors (146093480).

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

105683320 is a wasteful number, since it uses less digits than its factorization.

105683320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848 (or 844 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 105683320 is about 10280.2392968257. The cubic root of 105683320 is about 472.7905811304.

The spelling of 105683320 in words is "one hundred five million, six hundred eighty-three thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 19 20 38 40 76 95 152 190 241 380 482 577 760 964 1154 1205 1928 2308 2410 2885 4579 4616 4820 5770 9158 9640 10963 11540 18316 21926 22895 23080 36632 43852 45790 54815 87704 91580 109630 139057 183160 219260 278114 438520 556228 695285 1112456 1390570 2642083 2781140 5284166 5562280 10568332 13210415 21136664 26420830 52841660 105683320