Search a number
-
+
255899201 = 1931742487
BaseRepresentation
bin11110100000010…
…11011001000001
3122211112000201012
433100023121001
51011002233301
641220450305
76225051545
oct1720133101
9584460635
10255899201
111214a2948
1271849995
134102985c
1425db3a25
15176ebebb
hexf40b641

255899201 has 8 divisors (see below), whose sum is σ = 270223680. Its totient is φ = 241660368.

The previous prime is 255899183. The next prime is 255899213. The reversal of 255899201 is 102998552.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-255899201 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (255899221) 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, 15221 + ... + 27266.

It is an arithmetic number, because the mean of its divisors is an integer number (33777960).

Almost surely, 2255899201 is an apocalyptic number.

It is an amenable number.

255899201 is a deficient number, since it is larger than the sum of its proper divisors (14324479).

255899201 is a wasteful number, since it uses less digits than its factorization.

255899201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42823.

The product of its (nonzero) digits is 64800, while the sum is 41.

The square root of 255899201 is about 15996.8497211170. The cubic root of 255899201 is about 634.8770721185.

The spelling of 255899201 in words is "two hundred fifty-five million, eight hundred ninety-nine thousand, two hundred one".

Divisors: 1 19 317 6023 42487 807253 13468379 255899201