Base | Representation |
---|---|
bin | 111110101110000001… |
… | …001010101011111100 |
3 | 20102211022201020200220 |
4 | 332232001022223330 |
5 | 2100410034112230 |
6 | 50534252421340 |
7 | 4602563662635 |
oct | 765601125374 |
9 | 212738636626 |
10 | 67344050940 |
11 | 26618a63251 |
12 | 11075477850 |
13 | 647311556a |
14 | 338bdac88c |
15 | 1b4237cd10 |
hex | fae04aafc |
67344050940 has 96 divisors (see below), whose sum is σ = 195070740480. Its totient is φ = 17341190400.
The previous prime is 67344050897. The next prime is 67344050941. The reversal of 67344050940 is 4905044376.
It is a junction number, because it is equal to n+sod(n) for n = 67344050892 and 67344050901.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67344050941) 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, 818191 + ... + 896729.
It is an arithmetic number, because the mean of its divisors is an integer number (2031986880).
Almost surely, 267344050940 is an apocalyptic number.
67344050940 is a gapful number since it is divisible by the number (60) 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 67344050940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97535370240).
67344050940 is an abundant number, since it is smaller than the sum of its proper divisors (127726689540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67344050940 is a wasteful number, since it uses less digits than its factorization.
67344050940 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79043 (or 79041 counting only the distinct ones).
The product of its (nonzero) digits is 362880, while the sum is 42.
The spelling of 67344050940 in words is "sixty-seven billion, three hundred forty-four million, fifty thousand, nine hundred forty".
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