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300131080 = 23567311149
BaseRepresentation
bin10001111000111…
…010001100001000
3202220202020102221
4101320322030020
51103313143310
645440503424
710303033504
oct2170721410
9686666387
10300131080
11144463a17
128461ab74
134a245672
142bc09304
151b537ada
hex11e3a308

300131080 has 32 divisors (see below), whose sum is σ = 676359000. Its totient is φ = 119863296.

The previous prime is 300131077. The next prime is 300131081. The reversal of 300131080 is 80131003.

It can be written as a sum of positive squares in 4 ways, for example, as 189502756 + 110628324 = 13766^2 + 10518^2 .

It is not an unprimeable number, because it can be changed into a prime (300131081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21346 + ... + 32494.

Almost surely, 2300131080 is an apocalyptic number.

It is an amenable number.

300131080 is an abundant number, since it is smaller than the sum of its proper divisors (376227920).

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

300131080 is a wasteful number, since it uses less digits than its factorization.

300131080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11833 (or 11829 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 300131080 is about 17324.2916161094. The cubic root of 300131080 is about 669.5304350755.

Adding to 300131080 its reverse (80131003), we get a palindrome (380262083).

The spelling of 300131080 in words is "three hundred million, one hundred thirty-one thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 673 1346 2692 3365 5384 6730 11149 13460 22298 26920 44596 55745 89192 111490 222980 445960 7503277 15006554 30013108 37516385 60026216 75032770 150065540 300131080