Base | Representation |
---|---|
bin | 110011001101011110100 |
3 | 10011020212200 |
4 | 12121223310 |
5 | 412144233 |
6 | 55544500 |
7 | 20156220 |
oct | 6315364 |
9 | 3136780 |
10 | 1678068 |
11 | a46837 |
12 | 68b130 |
13 | 469a52 |
14 | 319780 |
15 | 232313 |
hex | 199af4 |
1678068 has 36 divisors (see below), whose sum is σ = 4848480. Its totient is φ = 479376.
The previous prime is 1678067. The next prime is 1678069. The reversal of 1678068 is 8608761.
It is an interprime number because it is at equal distance from previous prime (1678067) and next prime (1678069).
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1678067) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3078 + ... + 3581.
It is an arithmetic number, because the mean of its divisors is an integer number (134680).
21678068 is an apocalyptic number.
1678068 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
1678068 is an abundant number, since it is smaller than the sum of its proper divisors (3170412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1678068 is a wasteful number, since it uses less digits than its factorization.
1678068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6676 (or 6671 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 36.
The square root of 1678068 is about 1295.4026401085. The cubic root of 1678068 is about 118.8328515073.
The spelling of 1678068 in words is "one million, six hundred seventy-eight thousand, sixty-eight".
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