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201054255 = 3513403617
BaseRepresentation
bin10111111101111…
…01100000101111
3112000022121120220
423332331200233
5402432214010
631541142423
74660635003
oct1376754057
9460277526
10201054255
11a3543046
12573baa13
133286611c
141c9b8703
15129b6970
hexbfbd82f

201054255 has 8 divisors (see below), whose sum is σ = 321686832. Its totient is φ = 107228928.

The previous prime is 201054253. The next prime is 201054307. The reversal of 201054255 is 552450102.

It is a happy number.

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

It is not a de Polignac number, because 201054255 - 21 = 201054253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201054253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6701794 + ... + 6701823.

It is an arithmetic number, because the mean of its divisors is an integer number (40210854).

Almost surely, 2201054255 is an apocalyptic number.

201054255 is a deficient number, since it is larger than the sum of its proper divisors (120632577).

201054255 is a wasteful number, since it uses less digits than its factorization.

201054255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13403625.

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 201054255 is about 14179.3601759741. The cubic root of 201054255 is about 585.8293008461.

It can be divided in two parts, 2010 and 54255, that added together give a palindrome (56265).

The spelling of 201054255 in words is "two hundred one million, fifty-four thousand, two hundred fifty-five".

Divisors: 1 3 5 15 13403617 40210851 67018085 201054255