Base | Representation |
---|---|
bin | 1011111011110100110010… |
… | …1011010100110100001001 |
3 | 1201110111020102100210122200 |
4 | 2332331030223110310021 |
5 | 3204444144321441040 |
6 | 43524204100110413 |
7 | 2523030406330242 |
oct | 276751453246411 |
9 | 51414212323580 |
10 | 13122411515145 |
11 | 41aa202221939 |
12 | 157b265095409 |
13 | 74259066080a |
14 | 3351b1747cc9 |
15 | 17b5261da630 |
hex | bef4cad4d09 |
13122411515145 has 48 divisors (see below), whose sum is σ = 22872149539200. Its totient is φ = 6959745441792.
The previous prime is 13122411515119. The next prime is 13122411515207. The reversal of 13122411515145 is 54151511422131.
It is a happy number.
13122411515145 is a `hidden beast` number, since 1 + 3 + 1 + 2 + 24 + 115 + 1 + 514 + 5 = 666.
It is not a de Polignac number, because 13122411515145 - 212 = 13122411511049 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5980302 + ... + 7874568.
It is an arithmetic number, because the mean of its divisors is an integer number (476503115400).
Almost surely, 213122411515145 is an apocalyptic number.
13122411515145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13122411515145 is a deficient number, since it is larger than the sum of its proper divisors (9749738024055).
13122411515145 is a wasteful number, since it uses less digits than its factorization.
13122411515145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1895134 (or 1895131 counting only the distinct ones).
The product of its digits is 24000, while the sum is 36.
Adding to 13122411515145 its reverse (54151511422131), we get a palindrome (67273922937276).
The spelling of 13122411515145 in words is "thirteen trillion, one hundred twenty-two billion, four hundred eleven million, five hundred fifteen thousand, one hundred forty-five".
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