Base | Representation |
---|---|
bin | 100111001111000… |
… | …0110110110101010 |
3 | 10101202020220101210 |
4 | 1032132012312222 |
5 | 10144011441432 |
6 | 334345253550 |
7 | 44424123600 |
oct | 11636066652 |
9 | 3352226353 |
10 | 1316515242 |
11 | 616158429 |
12 | 308a942b6 |
13 | 17c99b203 |
14 | c6bbd870 |
15 | 7a8a38cc |
hex | 4e786daa |
1316515242 has 48 divisors (see below), whose sum is σ = 3067198272. Its totient is φ = 375621120.
The previous prime is 1316515229. The next prime is 1316515253. The reversal of 1316515242 is 2425156131.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 239242 + ... + 244682.
It is an arithmetic number, because the mean of its divisors is an integer number (63899964).
Almost surely, 21316515242 is an apocalyptic number.
1316515242 is an abundant number, since it is smaller than the sum of its proper divisors (1750683030).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1316515242 is a wasteful number, since it uses less digits than its factorization.
1316515242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6283 (or 6276 counting only the distinct ones).
The product of its digits is 7200, while the sum is 30.
The square root of 1316515242 is about 36283.8151522135. The cubic root of 1316515242 is about 1095.9951454533.
The spelling of 1316515242 in words is "one billion, three hundred sixteen million, five hundred fifteen thousand, two hundred forty-two".
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