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2725201 = 23472521
BaseRepresentation
bin1010011001010101010001
312010110021101
422121111101
51144201301
6134224401
732110123
oct12312521
95113241
102725201
1115a1536
12ab5101
1374555b
1450d213
1538c701
hex299551

2725201 has 8 divisors (see below), whose sum is σ = 2905344. Its totient is φ = 2550240.

The previous prime is 2725199. The next prime is 2725231. The reversal of 2725201 is 1025272.

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

It is not a de Polignac number, because 2725201 - 21 = 2725199 is a prime.

It is a Duffinian number.

2725201 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2725231) 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, 180 + ... + 2341.

It is an arithmetic number, because the mean of its divisors is an integer number (363168).

22725201 is an apocalyptic number.

It is an amenable number.

2725201 is a deficient number, since it is larger than the sum of its proper divisors (180143).

2725201 is a wasteful number, since it uses less digits than its factorization.

2725201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2591.

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 2725201 is about 1650.8182819438. The cubic root of 2725201 is about 139.6795562165.

It can be divided in two parts, 2725 and 201, that added together give a triangular number (2926 = T76).

The spelling of 2725201 in words is "two million, seven hundred twenty-five thousand, two hundred one".

Divisors: 1 23 47 1081 2521 57983 118487 2725201