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1316462225 = 52134399227
BaseRepresentation
bin100111001110111…
…1001111010010001
310101202011012200012
41032131321322101
510144003242400
6334344204305
744423513201
oct11635717221
93352135605
101316462225
11616121611
12308a69695
1317c980040
14c6ba8401
157a892d35
hex4e779e91

1316462225 has 24 divisors (see below), whose sum is σ = 1762178880. Its totient is φ = 969837120.

The previous prime is 1316462219. The next prime is 1316462227. The reversal of 1316462225 is 5222646131.

It is not a de Polignac number, because 1316462225 - 24 = 1316462209 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1316462191 and 1316462200.

It is not an unprimeable number, because it can be changed into a prime (1316462227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 138062 + ... + 147288.

It is an arithmetic number, because the mean of its divisors is an integer number (73424120).

Almost surely, 21316462225 is an apocalyptic number.

It is an amenable number.

1316462225 is a deficient number, since it is larger than the sum of its proper divisors (445716655).

1316462225 is a wasteful number, since it uses less digits than its factorization.

1316462225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9689 (or 9684 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 1316462225 is about 36283.0845574077. The cubic root of 1316462225 is about 1095.9804330892.

The spelling of 1316462225 in words is "one billion, three hundred sixteen million, four hundred sixty-two thousand, two hundred twenty-five".

Divisors: 1 5 13 25 65 325 439 2195 5707 9227 10975 28535 46135 119951 142675 230675 599755 2998775 4050653 20253265 52658489 101266325 263292445 1316462225