Base | Representation |
---|---|
bin | 1000001100101… |
… | …11010010000000 |
3 | 11210102020102120 |
4 | 10012113102000 |
5 | 120101331323 |
6 | 10454044240 |
7 | 1463411202 |
oct | 406272200 |
9 | 153366376 |
10 | 68777088 |
11 | 35906276 |
12 | 1b049680 |
13 | 11331003 |
14 | 91c4772 |
15 | 60885e3 |
hex | 4197480 |
68777088 has 32 divisors (see below), whose sum is σ = 182690160. Its totient is φ = 22925568.
The previous prime is 68777077. The next prime is 68777101. The reversal of 68777088 is 88077786.
It is a tau number, because it is divible by the number of its divisors (32).
It is a self number, because there is not a number n which added to its sum of digits gives 68777088.
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, 89170 + ... + 89937.
Almost surely, 268777088 is an apocalyptic number.
It is an amenable number.
68777088 is an abundant number, since it is smaller than the sum of its proper divisors (113913072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68777088 is a wasteful number, since it uses less digits than its factorization.
68777088 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 179124 (or 179112 counting only the distinct ones).
The product of its (nonzero) digits is 1053696, while the sum is 51.
The square root of 68777088 is about 8293.1952828810. The cubic root of 68777088 is about 409.7144313255.
The spelling of 68777088 in words is "sixty-eight million, seven hundred seventy-seven thousand, eighty-eight".
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