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130331001233 = 2319129667881
BaseRepresentation
bin111100101100001010…
…1010100000110010001
3110110101222202211221202
41321120111110012101
54113404214014413
6135512341400545
712262503142346
oct1713025240621
9413358684852
10130331001233
11503004a8274
1221313709155
13c3a0638254
14644542c7cd
1535cbe47e58
hex1e58554191

130331001233 has 8 divisors (see below), whose sum is σ = 136709600256. Its totient is φ = 124011738400.

The previous prime is 130331001223. The next prime is 130331001259. The reversal of 130331001233 is 332100133031.

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 130331001233 - 24 = 130331001217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130331001223) 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, 14829548 + ... + 14838333.

It is an arithmetic number, because the mean of its divisors is an integer number (17088700032).

Almost surely, 2130331001233 is an apocalyptic number.

It is an amenable number.

130331001233 is a deficient number, since it is larger than the sum of its proper divisors (6378599023).

130331001233 is a wasteful number, since it uses less digits than its factorization.

130331001233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29668095.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 130331001233 its reverse (332100133031), we get a palindrome (462431134264).

The spelling of 130331001233 in words is "one hundred thirty billion, three hundred thirty-one million, one thousand, two hundred thirty-three".

Divisors: 1 23 191 4393 29667881 682361263 5666565271 130331001233