Base | Representation |
---|---|
bin | 10110000000010111000… |
… | …011101011110011011101 |
3 | 12100120021212221012022200 |
4 | 112000113003223303131 |
5 | 144234004111030023 |
6 | 3114411354402113 |
7 | 214153051135413 |
oct | 26002703536335 |
9 | 5316255835280 |
10 | 1512215330013 |
11 | 533366148653 |
12 | 2050b1a30339 |
13 | ac7a807202b |
14 | 53297adb2b3 |
15 | 295099a1743 |
hex | 160170ebcdd |
1512215330013 has 18 divisors (see below), whose sum is σ = 2305325498814. Its totient is φ = 955083364272.
The previous prime is 1512215329979. The next prime is 1512215330023. The reversal of 1512215330013 is 3100335122151.
1512215330013 is a `hidden beast` number, since 1 + 5 + 122 + 1 + 533 + 0 + 0 + 1 + 3 = 666.
It can be written as a sum of positive squares in only one way, i.e., 906764826564 + 605450503449 = 952242^2 + 778107^2 .
It is not a de Polignac number, because 1512215330013 - 210 = 1512215328989 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1512215330023) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 232716870 + ... + 232723367.
It is an arithmetic number, because the mean of its divisors is an integer number (128073638823).
Almost surely, 21512215330013 is an apocalyptic number.
It is an amenable number.
1512215330013 is a deficient number, since it is larger than the sum of its proper divisors (793110168801).
1512215330013 is a wasteful number, since it uses less digits than its factorization.
1512215330013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 465440281 (or 465440259 counting only the distinct ones).
The product of its (nonzero) digits is 2700, while the sum is 27.
The spelling of 1512215330013 in words is "one trillion, five hundred twelve billion, two hundred fifteen million, three hundred thirty thousand, thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •