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2144415325 = 52136598201
BaseRepresentation
bin111111111010001…
…0010111001011101
312112110002120210211
41333310102321131
513342432242300
6552442132421
7104066141503
oct17764227135
95473076724
102144415325
11a00514a78
124ba1b1111
1328236c310
14164b2c673
15c83dc4ba
hex7fd12e5d

2144415325 has 12 divisors (see below), whose sum is σ = 2863619668. Its totient is φ = 1583568000.

The previous prime is 2144415293. The next prime is 2144415337. The reversal of 2144415325 is 5235144412.

It can be written as a sum of positive squares in 6 ways, for example, as 501491236 + 1642924089 = 22394^2 + 40533^2 .

It is not a de Polignac number, because 2144415325 - 25 = 2144415293 is a prime.

It is a congruent number.

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, 3298776 + ... + 3299425.

Almost surely, 22144415325 is an apocalyptic number.

2144415325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2144415325 is a deficient number, since it is larger than the sum of its proper divisors (719204343).

2144415325 is a wasteful number, since it uses less digits than its factorization.

2144415325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6598224 (or 6598219 counting only the distinct ones).

The product of its digits is 19200, while the sum is 31.

The square root of 2144415325 is about 46307.8322209105. The cubic root of 2144415325 is about 1289.5444027408.

Adding to 2144415325 its reverse (5235144412), we get a palindrome (7379559737).

The spelling of 2144415325 in words is "two billion, one hundred forty-four million, four hundred fifteen thousand, three hundred twenty-five".

Divisors: 1 5 13 25 65 325 6598201 32991005 85776613 164955025 428883065 2144415325