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105342160 = 2457311349
BaseRepresentation
bin1100100011101…
…10010011010000
321100012221021111
412101312103100
5203431422120
614241503104
72416252000
oct621662320
9240187244
10105342160
1154510140
122b341a94
1318a94251
14ddc2000
1593ac75a
hex64764d0

105342160 has 160 divisors (see below), whose sum is σ = 312480000. Its totient is φ = 32739840.

The previous prime is 105342143. The next prime is 105342169. The reversal of 105342160 is 61243501.

It is a super-2 number, since 2×1053421602 = 22193941346931200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105342169) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 301666 + ... + 302014.

It is an arithmetic number, because the mean of its divisors is an integer number (1953000).

Almost surely, 2105342160 is an apocalyptic number.

105342160 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 105342160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156240000).

105342160 is an abundant number, since it is smaller than the sum of its proper divisors (207137840).

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

105342160 is a wasteful number, since it uses less digits than its factorization.

105342160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394 (or 374 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 105342160 is about 10263.6328850948. The cubic root of 105342160 is about 472.2812888104.

Adding to 105342160 its reverse (61243501), we get a palindrome (166585661).

The spelling of 105342160 in words is "one hundred five million, three hundred forty-two thousand, one hundred sixty".

Divisors: 1 2 4 5 7 8 10 11 14 16 20 22 28 35 40 44 49 55 56 70 77 80 88 98 110 112 140 154 176 196 220 245 280 308 343 349 385 392 440 490 539 560 616 686 698 770 784 880 980 1078 1232 1372 1396 1540 1715 1745 1960 2156 2443 2695 2744 2792 3080 3430 3490 3773 3839 3920 4312 4886 5390 5488 5584 6160 6860 6980 7546 7678 8624 9772 10780 12215 13720 13960 15092 15356 17101 18865 19195 19544 21560 24430 26873 27440 27920 30184 30712 34202 37730 38390 39088 43120 48860 53746 60368 61424 68404 75460 76780 85505 97720 107492 119707 134365 136808 150920 153560 171010 188111 195440 214984 239414 268730 273616 301840 307120 342020 376222 429968 478828 537460 598535 684040 752444 940555 957656 1074920 1197070 1316777 1368080 1504888 1881110 1915312 2149840 2394140 2633554 3009776 3762220 4788280 5267108 6583885 7524440 9576560 10534216 13167770 15048880 21068432 26335540 52671080 105342160