Base | Representation |
---|---|
bin | 1000001101100… |
… | …00100101000000 |
3 | 11210121111120012 |
4 | 10012300211000 |
5 | 120113140304 |
6 | 10500204052 |
7 | 1464322244 |
oct | 406604500 |
9 | 153544505 |
10 | 68880704 |
11 | 35977102 |
12 | 1b099628 |
13 | 11369219 |
14 | 9210424 |
15 | 60a916e |
hex | 41b0940 |
68880704 has 28 divisors (see below), whose sum is σ = 138342624. Its totient is φ = 34022784.
The previous prime is 68880689. The next prime is 68880727. The reversal of 68880704 is 40708886.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1172 + ... + 11795.
It is an arithmetic number, because the mean of its divisors is an integer number (4940808).
Almost surely, 268880704 is an apocalyptic number.
68880704 is a gapful number since it is divisible by the number (64) formed by its first and last digit.
It is an amenable number.
68880704 is an abundant number, since it is smaller than the sum of its proper divisors (69461920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68880704 is a wasteful number, since it uses less digits than its factorization.
68880704 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13062 (or 13052 counting only the distinct ones).
The product of its (nonzero) digits is 86016, while the sum is 41.
The square root of 68880704 is about 8299.4399811072. The cubic root of 68880704 is about 409.9200796037.
The spelling of 68880704 in words is "sixty-eight million, eight hundred eighty thousand, seven hundred four".
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