[go: up one dir, main page]

Search a number
-
+
254252087 = 614499283
BaseRepresentation
bin11110010011110…
…01010000110111
3122201102100021222
433021321100313
51010042031322
641121300555
76205051505
oct1711712067
9581370258
10254252087
111205783a1
127119475b
13408a0c2b
1425aa5675
15174c3e42
hexf279437

254252087 has 8 divisors (see below), whose sum is σ = 259023600. Its totient is φ = 249500160.

The previous prime is 254252083. The next prime is 254252107. The reversal of 254252087 is 780252452.

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

It is a cyclic number.

It is not a de Polignac number, because 254252087 - 22 = 254252083 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 (254252083) 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, 22748 + ... + 32030.

It is an arithmetic number, because the mean of its divisors is an integer number (32377950).

Almost surely, 2254252087 is an apocalyptic number.

254252087 is a deficient number, since it is larger than the sum of its proper divisors (4771513).

254252087 is an equidigital number, since it uses as much as digits as its factorization.

254252087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9793.

The product of its (nonzero) digits is 44800, while the sum is 35.

The square root of 254252087 is about 15945.2841617828. The cubic root of 254252087 is about 633.5119948093.

The spelling of 254252087 in words is "two hundred fifty-four million, two hundred fifty-two thousand, eighty-seven".

Divisors: 1 61 449 9283 27389 566263 4168067 254252087