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105868860 = 223517271383
BaseRepresentation
bin1100100111101…
…10111000111100
321101012200202220
412103312320330
5204100300420
614301045340
72423604366
oct623667074
9241180686
10105868860
115483a929
122b556850
1318c19bc6
14100bbd36
159463840
hex64f6e3c

105868860 has 96 divisors (see below), whose sum is σ = 315850752. Its totient is φ = 26403840.

The previous prime is 105868853. The next prime is 105868897. The reversal of 105868860 is 68868501.

105868860 = 3232 + 3242 + ... + 7052.

It is a super-2 number, since 2×1058688602 = 22416431035399200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 276229 + ... + 276611.

It is an arithmetic number, because the mean of its divisors is an integer number (3290112).

Almost surely, 2105868860 is an apocalyptic number.

105868860 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 105868860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157925376).

105868860 is an abundant number, since it is smaller than the sum of its proper divisors (209981892).

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

105868860 is a wasteful number, since it uses less digits than its factorization.

105868860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683 (or 681 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 42.

The square root of 105868860 is about 10289.2594485706. The cubic root of 105868860 is about 473.0670999450.

The spelling of 105868860 in words is "one hundred five million, eight hundred sixty-eight thousand, eight hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 17 20 30 34 51 60 68 85 102 170 204 255 271 340 383 510 542 766 813 1020 1084 1149 1355 1532 1626 1915 2298 2710 3252 3830 4065 4596 4607 5420 5745 6511 7660 8130 9214 11490 13022 13821 16260 18428 19533 22980 23035 26044 27642 32555 39066 46070 55284 65110 69105 78132 92140 97665 103793 130220 138210 195330 207586 276420 311379 390660 415172 518965 622758 1037930 1245516 1556895 1764481 2075860 3113790 3528962 5293443 6227580 7057924 8822405 10586886 17644810 21173772 26467215 35289620 52934430 105868860