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320130000023 = 2712469147843
BaseRepresentation
bin1001010100010010011…
…11000010010010010111
31010121022102001222111112
410222021033002102113
520221111240000043
6403022104525235
732062056050141
oct4521117022227
91117272058445
10320130000023
11113848048259
1252062a8081b
132425a422022
14116cc7c7c91
1584d9a58518
hex4a893c2497

320130000023 has 8 divisors (see below), whose sum is σ = 321331021056. Its totient is φ = 318929124600.

The previous prime is 320129999963. The next prime is 320130000053. The reversal of 320130000023 is 320000031023.

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 320130000023 - 210 = 320129998999 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320129999962 and 320130000007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320130000053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6667340 + ... + 6715182.

It is an arithmetic number, because the mean of its divisors is an integer number (40166377632).

Almost surely, 2320130000023 is an apocalyptic number.

320130000023 is a deficient number, since it is larger than the sum of its proper divisors (1201021033).

320130000023 is a wasteful number, since it uses less digits than its factorization.

320130000023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72805.

The product of its (nonzero) digits is 108, while the sum is 14.

Adding to 320130000023 its reverse (320000031023), we get a palindrome (640130031046).

The spelling of 320130000023 in words is "three hundred twenty billion, one hundred thirty million, twenty-three", and thus it is an aban number.

Divisors: 1 271 24691 47843 6691261 12965453 1181291513 320130000023