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406848325 = 52131251841
BaseRepresentation
bin11000010000000…
…000001101000101
31001100120000222111
4120100000031011
51313123121300
6104212101021
713040103502
oct3020001505
91040500874
10406848325
11199723194
12b4304771
136639b770
143c0684a9
1525ab79ba
hex18400345

406848325 has 12 divisors (see below), whose sum is σ = 543299428. Its totient is φ = 300441600.

The previous prime is 406848317. The next prime is 406848367. The reversal of 406848325 is 523848604.

It can be written as a sum of positive squares in 6 ways, for example, as 8726116 + 398122209 = 2954^2 + 19953^2 .

It is not a de Polignac number, because 406848325 - 23 = 406848317 is a prime.

It is a Duffinian number.

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, 625596 + ... + 626245.

Almost surely, 2406848325 is an apocalyptic number.

It is an amenable number.

406848325 is a deficient number, since it is larger than the sum of its proper divisors (136451103).

406848325 is a wasteful number, since it uses less digits than its factorization.

406848325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1251864 (or 1251859 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 40.

The square root of 406848325 is about 20170.4815262304. The cubic root of 406848325 is about 740.9874357633.

The spelling of 406848325 in words is "four hundred six million, eight hundred forty-eight thousand, three hundred twenty-five".

Divisors: 1 5 13 25 65 325 1251841 6259205 16273933 31296025 81369665 406848325