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2255150215 = 51759449681
BaseRepresentation
bin1000011001101010…
…1101110010000111
312211011110111112001
42012122231302013
514104304301330
61011435410131
7106612313653
oct20632556207
95734414461
102255150215
11a57a7880a
1252b2b3947
1329c2a1016
14175715a63
15d2eb29ca
hex866adc87

2255150215 has 16 divisors (see below), whose sum is σ = 2913939360. Its totient is φ = 1669212160.

The previous prime is 2255150213. The next prime is 2255150231. The reversal of 2255150215 is 5120515522.

2255150215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2255150215 - 21 = 2255150213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2255150213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219826 + ... + 229855.

It is an arithmetic number, because the mean of its divisors is an integer number (182121210).

Almost surely, 22255150215 is an apocalyptic number.

2255150215 is a deficient number, since it is larger than the sum of its proper divisors (658789145).

2255150215 is a wasteful number, since it uses less digits than its factorization.

2255150215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449762.

The product of its (nonzero) digits is 5000, while the sum is 28.

The square root of 2255150215 is about 47488.4219047127. The cubic root of 2255150215 is about 1311.3697412736.

Adding to 2255150215 its reverse (5120515522), we get a palindrome (7375665737).

The spelling of 2255150215 in words is "two billion, two hundred fifty-five million, one hundred fifty thousand, two hundred fifteen".

Divisors: 1 5 17 59 85 295 1003 5015 449681 2248405 7644577 26531179 38222885 132655895 451030043 2255150215