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2475005 = 513229101
BaseRepresentation
bin1001011100001111111101
311122202001212
421130033331
51113200010
6125014205
730015521
oct11341775
94582055
102475005
111440565
129b4365
13688700
14485d81
1533d505
hex25c3fd

2475005 has 24 divisors (see below), whose sum is σ = 3359880. Its totient is φ = 1747200.

The previous prime is 2474999. The next prime is 2475019. The reversal of 2475005 is 5005742.

It can be written as a sum of positive squares in 12 ways, for example, as 674041 + 1800964 = 821^2 + 1342^2 .

It is not a de Polignac number, because 2475005 - 28 = 2474749 is a prime.

It is a super-2 number, since 2×24750052 = 12251299500050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24455 + ... + 24555.

It is an arithmetic number, because the mean of its divisors is an integer number (139995).

22475005 is an apocalyptic number.

It is an amenable number.

2475005 is a deficient number, since it is larger than the sum of its proper divisors (884875).

2475005 is a wasteful number, since it uses less digits than its factorization.

2475005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 23.

The square root of 2475005 is about 1573.2148613587. The cubic root of 2475005 is about 135.2670525386.

The spelling of 2475005 in words is "two million, four hundred seventy-five thousand, five".

Divisors: 1 5 13 29 65 101 145 169 377 505 845 1313 1885 2929 4901 6565 14645 17069 24505 38077 85345 190385 495001 2475005