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254104055 = 5311639381
BaseRepresentation
bin11110010010101…
…01000111110111
3122201010211020022
433021111013313
51010022312210
641114155355
76203564102
oct1711250767
9581124208
10254104055
11120487157
1271122b5b
134084b73a
1425a67739
1517495155
hexf2551f7

254104055 has 8 divisors (see below), whose sum is σ = 314761344. Its totient is φ = 196725600.

The previous prime is 254104009. The next prime is 254104057. The reversal of 254104055 is 550401452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 254104055 - 218 = 253841911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254104057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 819536 + ... + 819845.

It is an arithmetic number, because the mean of its divisors is an integer number (39345168).

Almost surely, 2254104055 is an apocalyptic number.

254104055 is a deficient number, since it is larger than the sum of its proper divisors (60657289).

254104055 is a wasteful number, since it uses less digits than its factorization.

254104055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1639417.

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 254104055 is about 15940.6416119302. The cubic root of 254104055 is about 633.3890220345.

The spelling of 254104055 in words is "two hundred fifty-four million, one hundred four thousand, fifty-five".

Divisors: 1 5 31 155 1639381 8196905 50820811 254104055