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105683340 = 22357318117
BaseRepresentation
bin1100100110010…
…01100110001100
321100212021021210
412103021212030
5204023331330
614253054420
72422202460
oct623114614
9240767253
10105683340
1154723504
122b487410
1318b83629
14100704a0
1594288b0
hex64c998c

105683340 has 96 divisors (see below), whose sum is σ = 349138944. Its totient is φ = 23374080.

The previous prime is 105683329. The next prime is 105683353. The reversal of 105683340 is 43386501.

It is a super-2 number, since 2×1056833402 = 22337936707111200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 105683298 and 105683307.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8962 + ... + 17078.

It is an arithmetic number, because the mean of its divisors is an integer number (3636864).

Almost surely, 2105683340 is an apocalyptic number.

105683340 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 105683340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174569472).

105683340 is an abundant number, since it is smaller than the sum of its proper divisors (243455604).

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

105683340 is a wasteful number, since it uses less digits than its factorization.

105683340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8167 (or 8165 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 105683340 is about 10280.2402695657. The cubic root of 105683340 is about 472.7906109547.

The spelling of 105683340 in words is "one hundred five million, six hundred eighty-three thousand, three hundred forty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 31 35 42 60 62 70 84 93 105 124 140 155 186 210 217 310 372 420 434 465 620 651 868 930 1085 1302 1860 2170 2604 3255 4340 6510 8117 13020 16234 24351 32468 40585 48702 56819 81170 97404 113638 121755 162340 170457 227276 243510 251627 284095 340914 487020 503254 568190 681828 754881 852285 1006508 1136380 1258135 1509762 1704570 1761389 2516270 3019524 3409140 3522778 3774405 5032540 5284167 7045556 7548810 8806945 10568334 15097620 17613890 21136668 26420835 35227780 52841670 105683340