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130015322312 = 2317274992
BaseRepresentation
bin111100100010110000…
…1000110000011001000
3110102120222202200212212
41321011201012003020
54112232410303222
6135421143324252
712251621001551
oct1710541060310
9412528680785
10130015322312
1150159294aa7
1221245a50688
13c35010aaa5
146415537328
1535ae38d6e2
hex1e458460c8

130015322312 has 36 divisors (see below), whose sum is σ = 258996717105. Its totient is φ = 61175522176.

The previous prime is 130015322303. The next prime is 130015322341. The reversal of 130015322312 is 213223510031.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 118993262116 + 11022060196 = 344954^2 + 104986^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=254966.

It is a super-3 number, since 3×1300153223123 (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 17333939 + ... + 17341437.

Almost surely, 2130015322312 is an apocalyptic number.

It is an amenable number.

130015322312 is a deficient number, since it is larger than the sum of its proper divisors (128981394793).

130015322312 is an frugal number, since it uses more digits than its factorization.

130015322312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15038 (or 7518 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 130015322312 its reverse (213223510031), we get a palindrome (343238832343).

The spelling of 130015322312 in words is "one hundred thirty billion, fifteen million, three hundred twenty-two thousand, three hundred twelve".

Divisors: 1 2 4 8 17 34 68 136 289 578 1156 2312 7499 14998 29996 59992 127483 254966 509932 1019864 2167211 4334422 8668844 17337688 56235001 112470002 224940004 449880008 955995017 1911990034 3823980068 7647960136 16251915289 32503830578 65007661156 130015322312