Base | Representation |
---|---|
bin | 11010010111111010010000 |
3 | 111000020210020 |
4 | 122113322100 |
5 | 3232214210 |
6 | 404103440 |
7 | 112523334 |
oct | 32277220 |
9 | 14006706 |
10 | 6913680 |
11 | 39a2394 |
12 | 2394b80 |
13 | 1580b47 |
14 | cbd7c4 |
15 | 918770 |
hex | 697e90 |
6913680 has 40 divisors (see below), whose sum is σ = 21433152. Its totient is φ = 1843584.
The previous prime is 6913661. The next prime is 6913693. The reversal of 6913680 is 863196.
It is a tau number, because it is divible by the number of its divisors (40).
It is a super-2 number, since 2×69136802 = 95597942284800, which contains 22 as substring.
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, 14164 + ... + 14643.
Almost surely, 26913680 is an apocalyptic number.
6913680 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
6913680 is an abundant number, since it is smaller than the sum of its proper divisors (14519472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6913680 is a wasteful number, since it uses less digits than its factorization.
6913680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28823 (or 28817 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 33.
The square root of 6913680 is about 2629.3877614380. The cubic root of 6913680 is about 190.5035580518.
It can be divided in two parts, 691 and 3680, that added together give a triangular number (4371 = T93).
The spelling of 6913680 in words is "six million, nine hundred thirteen thousand, six hundred eighty".
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