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130123326 = 2321687221
BaseRepresentation
bin1111100000110…
…00011000111110
3100001211221122110
413300120120332
5231302421301
620524554450
73140013204
oct760303076
9301757573
10130123326
11674a6643
12376b2a26
1320c5c968
14133d3074
15b6550d6
hex7c1863e

130123326 has 8 divisors (see below), whose sum is σ = 260246664. Its totient is φ = 43374440.

The previous prime is 130123291. The next prime is 130123369. The reversal of 130123326 is 623321031.

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

130123326 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10843605 + ... + 10843616.

It is an arithmetic number, because the mean of its divisors is an integer number (32530833).

Almost surely, 2130123326 is an apocalyptic number.

130123326 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130123326 is a wasteful number, since it uses less digits than its factorization.

130123326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21687226.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 130123326 is about 11407.1611718254. The cubic root of 130123326 is about 506.7398421742.

Adding to 130123326 its reverse (623321031), we get a palindrome (753444357).

The spelling of 130123326 in words is "one hundred thirty million, one hundred twenty-three thousand, three hundred twenty-six".

Divisors: 1 2 3 6 21687221 43374442 65061663 130123326