Base | Representation |
---|---|
bin | 101110001011101… |
… | …101000011110000 |
3 | 1222222221221100000 |
4 | 232023231003300 |
5 | 3041323220310 |
6 | 204515030000 |
7 | 25125601446 |
oct | 5613550360 |
9 | 1888857300 |
10 | 774820080 |
11 | 368402881 |
12 | 19759b300 |
13 | c46a7b28 |
14 | 74c92b96 |
15 | 480514c0 |
hex | 2e2ed0f0 |
774820080 has 120 divisors (see below), whose sum is σ = 2698546032. Its totient is φ = 206613504.
The previous prime is 774820043. The next prime is 774820097. The reversal of 774820080 is 80028477.
774820080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (120).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 489 + ... + 39368.
Almost surely, 2774820080 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 774820080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1349273016).
774820080 is an abundant number, since it is smaller than the sum of its proper divisors (1923725952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
774820080 is a wasteful number, since it uses less digits than its factorization.
774820080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39885 (or 39867 counting only the distinct ones).
The product of its (nonzero) digits is 25088, while the sum is 36.
The square root of 774820080 is about 27835.5901679846. The cubic root of 774820080 is about 918.4741879290.
The spelling of 774820080 in words is "seven hundred seventy-four million, eight hundred twenty thousand, eighty".
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