Base | Representation |
---|---|
bin | 1011100000001110110001… |
… | …1100101011101010111110 |
3 | 1122210011121022020020120101 |
4 | 2320003230130223222332 |
5 | 3124212310232130220 |
6 | 42522323322511314 |
7 | 2443545630501460 |
oct | 270035434535276 |
9 | 48704538206511 |
10 | 12648350661310 |
11 | 403715422a921 |
12 | 150340306553a |
13 | 70997149a950 |
14 | 31a27d4d8130 |
15 | 16e02c93a30a |
hex | b80ec72babe |
12648350661310 has 64 divisors (see below), whose sum is σ = 28094896166400. Its totient is φ = 3992432395392.
The previous prime is 12648350661293. The next prime is 12648350661319. The reversal of 12648350661310 is 1316605384621.
It is a super-2 number, since 2×126483506613102 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12648350661319) 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, 17991900 + ... + 18681679.
It is an arithmetic number, because the mean of its divisors is an integer number (438982752600).
Almost surely, 212648350661310 is an apocalyptic number.
12648350661310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12648350661310 is an abundant number, since it is smaller than the sum of its proper divisors (15446545505090).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12648350661310 is a wasteful number, since it uses less digits than its factorization.
12648350661310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36673985.
The product of its (nonzero) digits is 622080, while the sum is 46.
The spelling of 12648350661310 in words is "twelve trillion, six hundred forty-eight billion, three hundred fifty million, six hundred sixty-one thousand, three hundred ten".
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