Base | Representation |
---|---|
bin | 100011111010100101011111… |
… | …1110010101101000111100000 |
3 | 1112102120012110102000120102221 |
4 | 1013311022333302231013200 |
5 | 312401423404002331430 |
6 | 3035521243031120424 |
7 | 123354060130401232 |
oct | 10765127762550740 |
9 | 1472505412016387 |
10 | 315915242230240 |
11 | 917299a1388a94 |
12 | 2b5225a7513114 |
13 | 107378aab7b733 |
14 | 5802544b70252 |
15 | 267ca3171157a |
hex | 11f52bfcad1e0 |
315915242230240 has 192 divisors, whose sum is σ = 754792417491840. Its totient is φ = 124940687155200.
The previous prime is 315915242230219. The next prime is 315915242230279. The reversal of 315915242230240 is 42032242519513.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50137315090 + ... + 50137321390.
It is an arithmetic number, because the mean of its divisors is an integer number (3931210507770).
Almost surely, 2315915242230240 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 315915242230240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (377396208745920).
315915242230240 is an abundant number, since it is smaller than the sum of its proper divisors (438877175261600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
315915242230240 is a wasteful number, since it uses less digits than its factorization.
315915242230240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10765 (or 10757 counting only the distinct ones).
The product of its (nonzero) digits is 518400, while the sum is 43.
Adding to 315915242230240 its reverse (42032242519513), we get a palindrome (357947484749753).
The spelling of 315915242230240 in words is "three hundred fifteen trillion, nine hundred fifteen billion, two hundred forty-two million, two hundred thirty thousand, two hundred forty".
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