Base | Representation |
---|---|
bin | 11010101011101111111100 |
3 | 111011101020212 |
4 | 122223233330 |
5 | 3242314230 |
6 | 405531552 |
7 | 113312261 |
oct | 32535774 |
9 | 14141225 |
10 | 6994940 |
11 | 3a48447 |
12 | 2413bb8 |
13 | 15abb24 |
14 | d01268 |
15 | 932895 |
hex | 6abbfc |
6994940 has 24 divisors (see below), whose sum is σ = 14968800. Its totient is φ = 2744768.
The previous prime is 6994927. The next prime is 6994951. The reversal of 6994940 is 494996.
6994940 = T309 + T310 + ... + T414.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2240 + ... + 4359.
It is an arithmetic number, because the mean of its divisors is an integer number (623700).
Almost surely, 26994940 is an apocalyptic number.
It is an amenable number.
6994940 is an abundant number, since it is smaller than the sum of its proper divisors (7973860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6994940 is a wasteful number, since it uses less digits than its factorization.
6994940 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6661 (or 6659 counting only the distinct ones).
The product of its (nonzero) digits is 69984, while the sum is 41.
The square root of 6994940 is about 2644.7948880773. The cubic root of 6994940 is about 191.2470146344.
The spelling of 6994940 in words is "six million, nine hundred ninety-four thousand, nine hundred forty".
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