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8106260 = 2251014013
BaseRepresentation
bin11110111011000100010100
3120020211200212
4132323010110
54033400020
6445424552
7125621261
oct36730424
916224625
108106260
114637398
12286b158
1318aa906
141110268
15aa1cc5
hex7bb114

8106260 has 24 divisors (see below), whose sum is σ = 17195976. Its totient is φ = 3209600.

The previous prime is 8106257. The next prime is 8106271. The reversal of 8106260 is 626018.

It can be written as a sum of positive squares in 4 ways, for example, as 4177936 + 3928324 = 2044^2 + 1982^2 .

It is a super-2 number, since 2×81062602 = 131422902375200, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14 + ... + 4026.

It is an arithmetic number, because the mean of its divisors is an integer number (716499).

Almost surely, 28106260 is an apocalyptic number.

It is an amenable number.

8106260 is an abundant number, since it is smaller than the sum of its proper divisors (9089716).

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

8106260 is a wasteful number, since it uses less digits than its factorization.

8106260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4123 (or 4121 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 8106260 is about 2847.1494516446. The cubic root of 8106260 is about 200.8816081254.

The spelling of 8106260 in words is "eight million, one hundred six thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 101 202 404 505 1010 2020 4013 8026 16052 20065 40130 80260 405313 810626 1621252 2026565 4053130 8106260