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260325860 = 22513016293
BaseRepresentation
bin11111000010001…
…00000111100100
3200010211220221112
433201010013210
51013120411420
641455404152
76310506344
oct1741040744
9603756845
10260325860
11123a46743
1273223658
1341c19692
1426806d24
1517cc38c5
hexf8441e4

260325860 has 12 divisors (see below), whose sum is σ = 546684348. Its totient is φ = 104130336.

The previous prime is 260325853. The next prime is 260325883. The reversal of 260325860 is 68523062.

It can be written as a sum of positive squares in 2 ways, for example, as 80712256 + 179613604 = 8984^2 + 13402^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6508127 + ... + 6508166.

It is an arithmetic number, because the mean of its divisors is an integer number (45557029).

Almost surely, 2260325860 is an apocalyptic number.

260325860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

260325860 is an abundant number, since it is smaller than the sum of its proper divisors (286358488).

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

260325860 is a wasteful number, since it uses less digits than its factorization.

260325860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13016302 (or 13016300 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 260325860 is about 16134.6168222242. The cubic root of 260325860 is about 638.5169599601.

The spelling of 260325860 in words is "two hundred sixty million, three hundred twenty-five thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 20 13016293 26032586 52065172 65081465 130162930 260325860