Base | Representation |
---|---|
bin | 1000001100010… |
… | …00000111100100 |
3 | 11210022002020021 |
4 | 10012020013210 |
5 | 120042334410 |
6 | 10452444524 |
7 | 1463032135 |
oct | 406100744 |
9 | 153262207 |
10 | 68714980 |
11 | 35873644 |
12 | 1b019744 |
13 | 1130b969 |
14 | 91a9c8c |
15 | 6074eda |
hex | 41881e4 |
68714980 has 24 divisors (see below), whose sum is σ = 144725112. Its totient is φ = 27405312.
The previous prime is 68714951. The next prime is 68714993. The reversal of 68714980 is 8941786.
It can be written as a sum of positive squares in 4 ways, for example, as 14868736 + 53846244 = 3856^2 + 7338^2 .
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, 2194 + ... + 11926.
It is an arithmetic number, because the mean of its divisors is an integer number (6030213).
Almost surely, 268714980 is an apocalyptic number.
It is an amenable number.
68714980 is an abundant number, since it is smaller than the sum of its proper divisors (76010132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68714980 is a wasteful number, since it uses less digits than its factorization.
68714980 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10095 (or 10093 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 43.
The square root of 68714980 is about 8289.4499214363. The cubic root of 68714980 is about 409.5910655934.
The spelling of 68714980 in words is "sixty-eight million, seven hundred fourteen thousand, nine hundred eighty".
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