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260106380 = 22513005319
BaseRepresentation
bin11111000000011…
…10100010001100
3200010102202212122
433200032202030
51013041401010
641450552112
76305603432
oct1740164214
9603382778
10260106380
11123906856
1273138638
1341b70801
142678ad52
1517c7d855
hexf80e88c

260106380 has 12 divisors (see below), whose sum is σ = 546223440. Its totient is φ = 104042544.

The previous prime is 260106347. The next prime is 260106383. The reversal of 260106380 is 83601062.

It is not an unprimeable number, because it can be changed into a prime (260106383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6502640 + ... + 6502679.

It is an arithmetic number, because the mean of its divisors is an integer number (45518620).

Almost surely, 2260106380 is an apocalyptic number.

260106380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

260106380 is an abundant number, since it is smaller than the sum of its proper divisors (286117060).

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

260106380 is a wasteful number, since it uses less digits than its factorization.

260106380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13005328 (or 13005326 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 260106380 is about 16127.8138630132. The cubic root of 260106380 is about 638.3374655561.

The spelling of 260106380 in words is "two hundred sixty million, one hundred six thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 13005319 26010638 52021276 65026595 130053190 260106380