Base | Representation |
---|---|
bin | 1001010101110… |
… | …11110110010010 |
3 | 12110110022021020 |
4 | 10222323312102 |
5 | 130030122200 |
6 | 11435340310 |
7 | 1641040422 |
oct | 452736622 |
9 | 173408236 |
10 | 78364050 |
11 | 40264086 |
12 | 222b1696 |
13 | 1330987b |
14 | a59c482 |
15 | 6d2dea0 |
hex | 4abbd92 |
78364050 has 96 divisors (see below), whose sum is σ = 208915200. Its totient is φ = 19368960.
The previous prime is 78364021. The next prime is 78364073. The reversal of 78364050 is 5046387.
It is a super-2 number, since 2×783640502 = 12281848664805000, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 201256 + ... + 201644.
It is an arithmetic number, because the mean of its divisors is an integer number (2176200).
Almost surely, 278364050 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 78364050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104457600).
78364050 is an abundant number, since it is smaller than the sum of its proper divisors (130551150).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78364050 is a wasteful number, since it uses less digits than its factorization.
78364050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 500 (or 495 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 33.
The square root of 78364050 is about 8852.3471463788. The cubic root of 78364050 is about 427.9295637721.
The spelling of 78364050 in words is "seventy-eight million, three hundred sixty-four thousand, fifty".
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