Base | Representation |
---|---|
bin | 1101000000110110… |
… | …11001111001001001 |
3 | 200000220100021020010 |
4 | 12200123121321021 |
5 | 103302021141201 |
6 | 3113133022133 |
7 | 335063214402 |
oct | 64033317111 |
9 | 20026307203 |
10 | 6986505801 |
11 | 2a65778240 |
12 | 142b924949 |
13 | 87458cb02 |
14 | 4a3c469a9 |
15 | 2ad550bd6 |
hex | 1a06d9e49 |
6986505801 has 16 divisors (see below), whose sum is σ = 10266959808. Its totient is φ = 4190592000.
The previous prime is 6986505791. The next prime is 6986505803. The reversal of 6986505801 is 1085056896.
It is not a de Polignac number, because 6986505801 - 29 = 6986505289 is a prime.
It is a super-2 number, since 2×69865058012 = 97622526614813303202, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (6986505803) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1088100 + ... + 1094501.
It is an arithmetic number, because the mean of its divisors is an integer number (641684988).
Almost surely, 26986505801 is an apocalyptic number.
It is an amenable number.
6986505801 is a deficient number, since it is larger than the sum of its proper divisors (3280454007).
6986505801 is a wasteful number, since it uses less digits than its factorization.
6986505801 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2182712.
The product of its (nonzero) digits is 518400, while the sum is 48.
The square root of 6986505801 is about 83585.3204875114. The cubic root of 6986505801 is about 1911.7011790064.
The spelling of 6986505801 in words is "six billion, nine hundred eighty-six million, five hundred five thousand, eight hundred one".
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