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105262680 = 23351276907
BaseRepresentation
bin1100100011000…
…10111001011000
321100001220020210
412101202321120
5203421401210
614240051120
72415501165
oct621427130
9240056223
10105262680
1154466456
122b303aa0
1318a67013
14dda106c
159393e20
hex6462e58

105262680 has 64 divisors (see below), whose sum is σ = 318320640. Its totient is φ = 27844992.

The previous prime is 105262673. The next prime is 105262693. The reversal of 105262680 is 86262501.

It is a super-2 number, since 2×1052626802 = 22160463601564800, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11787 + ... + 18693.

It is an arithmetic number, because the mean of its divisors is an integer number (4973760).

Almost surely, 2105262680 is an apocalyptic number.

105262680 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 105262680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159160320).

105262680 is an abundant number, since it is smaller than the sum of its proper divisors (213057960).

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

105262680 is a wasteful number, since it uses less digits than its factorization.

105262680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7048 (or 7044 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 105262680 is about 10259.7602311165. The cubic root of 105262680 is about 472.1624811673.

The spelling of 105262680 in words is "one hundred five million, two hundred sixty-two thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 127 254 381 508 635 762 1016 1270 1524 1905 2540 3048 3810 5080 6907 7620 13814 15240 20721 27628 34535 41442 55256 69070 82884 103605 138140 165768 207210 276280 414420 828840 877189 1754378 2631567 3508756 4385945 5263134 7017512 8771890 10526268 13157835 17543780 21052536 26315670 35087560 52631340 105262680