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130231303223 = 719979182731
BaseRepresentation
bin111100101001001100…
…0111111110000110111
3110110011001011122222212
41321102120333300313
54113203203200343
6135454420444035
712260152545530
oct1712230776067
9413131148885
10130231303223
115025a1a271a
12212a624961b
13c385a9c048
1464360b9687
1535c3302c18
hex1e5263fc37

130231303223 has 8 divisors (see below), whose sum is σ = 156669237120. Its totient is φ = 105751734840.

The previous prime is 130231303219. The next prime is 130231303243. The reversal of 130231303223 is 322303132031.

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 130231303223 - 22 = 130231303219 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 (130231303243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 489591233 + ... + 489591498.

It is an arithmetic number, because the mean of its divisors is an integer number (19583654640).

Almost surely, 2130231303223 is an apocalyptic number.

130231303223 is a deficient number, since it is larger than the sum of its proper divisors (26437933897).

130231303223 is an equidigital number, since it uses as much as digits as its factorization.

130231303223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979182757.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 130231303223 its reverse (322303132031), we get a palindrome (452534435254).

The spelling of 130231303223 in words is "one hundred thirty billion, two hundred thirty-one million, three hundred three thousand, two hundred twenty-three".

Divisors: 1 7 19 133 979182731 6854279117 18604471889 130231303223