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254096980 = 22512704849
BaseRepresentation
bin11110010010100…
…11011001010100
3122201010110112021
433021103121110
51010022100410
641114102524
76203534344
oct1711233124
9581113467
10254096980
11120481905
127111aa44
1340848457
1425a64d24
1517492eda
hexf253654

254096980 has 12 divisors (see below), whose sum is σ = 533603700. Its totient is φ = 101638784.

The previous prime is 254096971. The next prime is 254096981. The reversal of 254096980 is 89690452.

254096980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 78216336 + 175880644 = 8844^2 + 13262^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254096981) 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, 6352405 + ... + 6352444.

It is an arithmetic number, because the mean of its divisors is an integer number (44466975).

Almost surely, 2254096980 is an apocalyptic number.

254096980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

254096980 is an abundant number, since it is smaller than the sum of its proper divisors (279506720).

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

254096980 is a wasteful number, since it uses less digits than its factorization.

254096980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12704858 (or 12704856 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 254096980 is about 15940.4196933456. The cubic root of 254096980 is about 633.3831435124.

The spelling of 254096980 in words is "two hundred fifty-four million, ninety-six thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 12704849 25409698 50819396 63524245 127048490 254096980