Search a number
-
+
2485272151 = 21129094049
BaseRepresentation
bin1001010000100010…
…0011111001010111
320102012110220110201
42110020203321113
520042212202101
61050340001331
7115405315255
oct22410437127
96365426421
102485272151
11106596482a
12594390247
13307b7394b
141980d95d5
15e82bbe01
hex94223e57

2485272151 has 8 divisors (see below), whose sum is σ = 2498526000. Its totient is φ = 2472032640.

The previous prime is 2485272137. The next prime is 2485272169. The reversal of 2485272151 is 1512725842.

It is a happy number.

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 2485272151 - 29 = 2485271639 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2485272151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2485272121) 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, 611775 + ... + 615823.

It is an arithmetic number, because the mean of its divisors is an integer number (312315750).

Almost surely, 22485272151 is an apocalyptic number.

2485272151 is a deficient number, since it is larger than the sum of its proper divisors (13253849).

2485272151 is a wasteful number, since it uses less digits than its factorization.

2485272151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7169.

The product of its digits is 44800, while the sum is 37.

The square root of 2485272151 is about 49852.5039591794. The cubic root of 2485272151 is about 1354.5383886217.

Adding to 2485272151 its reverse (1512725842), we get a palindrome (3997997993).

The spelling of 2485272151 in words is "two billion, four hundred eighty-five million, two hundred seventy-two thousand, one hundred fifty-one".

Divisors: 1 211 2909 4049 613799 854339 11778541 2485272151