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130550324453 = 1576611257989
BaseRepresentation
bin111100110010101100…
…1111101110011100101
3110110222021110121211222
41321211121331303211
54114331340340303
6135550214310125
712301105306553
oct1714531756345
9413867417758
10130550324453
115040328902a
1221375058345
13c406bc98c3
146466600bd3
1535e131c938
hex1e6567dce5

130550324453 has 8 divisors (see below), whose sum is σ = 131580722040. Its totient is φ = 129522444480.

The previous prime is 130550324447. The next prime is 130550324473. The reversal of 130550324453 is 354423055031.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 25407722404 + 105142602049 = 159398^2 + 324257^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 130550324453 - 26 = 130550324389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130550324423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 525218 + ... + 732771.

It is an arithmetic number, because the mean of its divisors is an integer number (16447590255).

Almost surely, 2130550324453 is an apocalyptic number.

It is an amenable number.

130550324453 is a deficient number, since it is larger than the sum of its proper divisors (1030397587).

130550324453 is a wasteful number, since it uses less digits than its factorization.

130550324453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1258807.

The product of its (nonzero) digits is 108000, while the sum is 35.

Adding to 130550324453 its reverse (354423055031), we get a palindrome (484973379484).

The spelling of 130550324453 in words is "one hundred thirty billion, five hundred fifty million, three hundred twenty-four thousand, four hundred fifty-three".

Divisors: 1 157 661 103777 1257989 197504273 831530729 130550324453