Base | Representation |
---|---|
bin | 10011000111001100110… |
… | …011101010011100000000 |
3 | 11122120010011220220120220 |
4 | 103013030303222130000 |
5 | 133004321141324022 |
6 | 2443211304103040 |
7 | 163614206215515 |
oct | 23071463523400 |
9 | 4576104826526 |
10 | 1313401120512 |
11 | 4670127683a8 |
12 | 192667464a80 |
13 | 96b12610750 |
14 | 477d72cb30c |
15 | 242706ac85c |
hex | 131cccea700 |
1313401120512 has 288 divisors, whose sum is σ = 3958199917056. Its totient is φ = 383593267200.
The previous prime is 1313401120469. The next prime is 1313401120513. The reversal of 1313401120512 is 2150211043131.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1313401120513) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30059962 + ... + 30103622.
It is an arithmetic number, because the mean of its divisors is an integer number (13743749712).
Almost surely, 21313401120512 is an apocalyptic number.
1313401120512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1313401120512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1979099958528).
1313401120512 is an abundant number, since it is smaller than the sum of its proper divisors (2644798796544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1313401120512 is a wasteful number, since it uses less digits than its factorization.
1313401120512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43847 (or 43833 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 24.
Adding to 1313401120512 its reverse (2150211043131), we get a palindrome (3463612163643).
The spelling of 1313401120512 in words is "one trillion, three hundred thirteen billion, four hundred one million, one hundred twenty thousand, five hundred twelve".
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