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254094090 = 23571119293
BaseRepresentation
bin11110010010100…
…10101100001010
3122201010022120020
433021102230022
51010022002330
641114041310
76203523045
oct1711225412
9581108506
10254094090
1112047a718
1271119236
1340847043
1425a63c5c
1517492210
hexf252b0a

254094090 has 32 divisors (see below), whose sum is σ = 618420096. Its totient is φ = 66803520.

The previous prime is 254094089. The next prime is 254094109. The reversal of 254094090 is 90490452.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57517 + ... + 61776.

It is an arithmetic number, because the mean of its divisors is an integer number (19325628).

Almost surely, 2254094090 is an apocalyptic number.

254094090 is an abundant number, since it is smaller than the sum of its proper divisors (364326006).

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

254094090 is a wasteful number, since it uses less digits than its factorization.

254094090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119374.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 254094090 is about 15940.3290430279. The cubic root of 254094090 is about 633.3807422190.

The spelling of 254094090 in words is "two hundred fifty-four million, ninety-four thousand, ninety".

Divisors: 1 2 3 5 6 10 15 30 71 142 213 355 426 710 1065 2130 119293 238586 357879 596465 715758 1192930 1789395 3578790 8469803 16939606 25409409 42349015 50818818 84698030 127047045 254094090