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130353453 = 3214483717
BaseRepresentation
bin1111100010100…
…00100100101101
3100002021122022200
413301100210231
5231332302303
620533532113
73141662136
oct761204455
9302248280
10130353453
116764352a
12377a4039
1321010629
1413452c8d
15b69d3a3
hex7c5092d

130353453 has 6 divisors (see below), whose sum is σ = 188288334. Its totient is φ = 86902296.

The previous prime is 130353451. The next prime is 130353469. The reversal of 130353453 is 354353031.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 121815369 + 8538084 = 11037^2 + 2922^2 .

It is not a de Polignac number, because 130353453 - 21 = 130353451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130353451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7241850 + ... + 7241867.

It is an arithmetic number, because the mean of its divisors is an integer number (31381389).

Almost surely, 2130353453 is an apocalyptic number.

It is an amenable number.

130353453 is a deficient number, since it is larger than the sum of its proper divisors (57934881).

130353453 is a wasteful number, since it uses less digits than its factorization.

130353453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14483723 (or 14483720 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 27.

The square root of 130353453 is about 11417.2436691173. The cubic root of 130353453 is about 507.0383944407.

It can be divided in two parts, 1303 and 53453, that added together give a square (54756 = 2342).

The spelling of 130353453 in words is "one hundred thirty million, three hundred fifty-three thousand, four hundred fifty-three".

Divisors: 1 3 9 14483717 43451151 130353453