Base | Representation |
---|---|
bin | 10011000100100100001… |
… | …001100010010101110100 |
3 | 11122021210222111112211211 |
4 | 103010210021202111310 |
5 | 132433022301130022 |
6 | 2442022423411204 |
7 | 163454116662610 |
oct | 23044411422564 |
9 | 4567728445754 |
10 | 1310571505012 |
11 | 4658a04a23a0 |
12 | 191bb78b3b04 |
13 | 96781314553 |
14 | 47609598340 |
15 | 24157072e77 |
hex | 13124262574 |
1310571505012 has 48 divisors (see below), whose sum is σ = 2859760350720. Its totient is φ = 510553058400.
The previous prime is 1310571504967. The next prime is 1310571505013. The reversal of 1310571505012 is 2105051750131.
It is a super-2 number, since 2×13105715050122 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1310571505013) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2461587 + ... + 2946277.
It is an arithmetic number, because the mean of its divisors is an integer number (59578340640).
Almost surely, 21310571505012 is an apocalyptic number.
It is an amenable number.
1310571505012 is an abundant number, since it is smaller than the sum of its proper divisors (1549188845708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1310571505012 is a wasteful number, since it uses less digits than its factorization.
1310571505012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 493492 (or 493490 counting only the distinct ones).
The product of its (nonzero) digits is 5250, while the sum is 31.
The spelling of 1310571505012 in words is "one trillion, three hundred ten billion, five hundred seventy-one million, five hundred five thousand, twelve".
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