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2014144225 = 52269299501
BaseRepresentation
bin111100000001101…
…0110011011100001
312012100222010110021
41320003112123201
513111110103400
6531510033441
7100624641412
oct17003263341
95170863407
102014144225
11943a28405
12482648881
1326138a322
141516db809
15bbc5871a
hex780d66e1

2014144225 has 12 divisors (see below), whose sum is σ = 2506831740. Its totient is φ = 1605320000.

The previous prime is 2014144217. The next prime is 2014144273. The reversal of 2014144225 is 5224414102.

It can be written as a sum of positive squares in 6 ways, for example, as 669308641 + 1344835584 = 25871^2 + 36672^2 .

It is not a de Polignac number, because 2014144225 - 23 = 2014144217 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 2014144225.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 143026 + ... + 156475.

It is an arithmetic number, because the mean of its divisors is an integer number (208902645).

Almost surely, 22014144225 is an apocalyptic number.

2014144225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2014144225 is a deficient number, since it is larger than the sum of its proper divisors (492687515).

2014144225 is a wasteful number, since it uses less digits than its factorization.

2014144225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299780 (or 299775 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 2014144225 is about 44879.2181861494. The cubic root of 2014144225 is about 1262.8841767804.

Adding to 2014144225 its reverse (5224414102), we get a palindrome (7238558327).

The spelling of 2014144225 in words is "two billion, fourteen million, one hundred forty-four thousand, two hundred twenty-five".

Divisors: 1 5 25 269 1345 6725 299501 1497505 7487525 80565769 402828845 2014144225