Base | Representation |
---|---|
bin | 11000111111111110… |
… | …00001001000110010 |
3 | 1021122100221121202210 |
4 | 30133333001020302 |
5 | 204441401442224 |
6 | 10055445352550 |
7 | 653411666154 |
oct | 143777011062 |
9 | 37570847683 |
10 | 13421515314 |
11 | 5768106119 |
12 | 2726a08756 |
13 | 135b80734c |
14 | 914730ad4 |
15 | 538465429 |
hex | 31ffc1232 |
13421515314 has 32 divisors (see below), whose sum is σ = 27384765120. Its totient is φ = 4383767232.
The previous prime is 13421515307. The next prime is 13421515333. The reversal of 13421515314 is 41351512431.
It is a Curzon 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, 223452 + ... + 277080.
It is an arithmetic number, because the mean of its divisors is an integer number (855773910).
Almost surely, 213421515314 is an apocalyptic number.
13421515314 is an abundant number, since it is smaller than the sum of its proper divisors (13963249806).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13421515314 is a wasteful number, since it uses less digits than its factorization.
13421515314 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54474.
The product of its digits is 7200, while the sum is 30.
The spelling of 13421515314 in words is "thirteen billion, four hundred twenty-one million, five hundred fifteen thousand, three hundred fourteen".
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