Base | Representation |
---|---|
bin | 10010111100000011011… |
… | …001001000110111010000 |
3 | 11121102020000221012201112 |
4 | 102330003121020313100 |
5 | 132310313043342430 |
6 | 2433511500352452 |
7 | 163011461403233 |
oct | 22740331106720 |
9 | 4542200835645 |
10 | 1301432012240 |
11 | 461a30496188 |
12 | 190286b45728 |
13 | 959559a3a69 |
14 | 46dbd83141a |
15 | 23cbe9e0195 |
hex | 12f03648dd0 |
1301432012240 has 80 divisors (see below), whose sum is σ = 3040464542160. Its totient is φ = 518061035520.
The previous prime is 1301432012201. The next prime is 1301432012269. The reversal of 1301432012240 is 422102341031.
It can be written as a sum of positive squares in 8 ways, for example, as 16500943936 + 1284931068304 = 128456^2 + 1133548^2 .
It is a tau number, because it is divible by the number of its divisors (80).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13727882 + ... + 13822358.
It is an arithmetic number, because the mean of its divisors is an integer number (38005806777).
Almost surely, 21301432012240 is an apocalyptic number.
1301432012240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1301432012240 is an abundant number, since it is smaller than the sum of its proper divisors (1739032529920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1301432012240 is a wasteful number, since it uses less digits than its factorization.
1301432012240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95320 (or 95314 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 1301432012240 its reverse (422102341031), we get a palindrome (1723534353271).
The spelling of 1301432012240 in words is "one trillion, three hundred one billion, four hundred thirty-two million, twelve thousand, two hundred forty".
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