Base | Representation |
---|---|
bin | 111101111100111… |
… | …1001000010110100 |
3 | 12100212120122001110 |
4 | 1323321321002310 |
5 | 13224131222203 |
6 | 542135155020 |
7 | 102341165634 |
oct | 17371710264 |
9 | 5325518043 |
10 | 2078773428 |
11 | 977460276 |
12 | 4a0215a70 |
13 | 271898364 |
14 | 15a1226c4 |
15 | c2772d03 |
hex | 7be790b4 |
2078773428 has 24 divisors (see below), whose sum is σ = 4853682400. Its totient is φ = 692465760.
The previous prime is 2078773427. The next prime is 2078773439. The reversal of 2078773428 is 8243778702.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2078773427) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38203 + ... + 74946.
Almost surely, 22078773428 is an apocalyptic number.
It is an amenable number.
2078773428 is an abundant number, since it is smaller than the sum of its proper divisors (2774908972).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2078773428 is a wasteful number, since it uses less digits than its factorization.
2078773428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 114687 (or 114685 counting only the distinct ones).
The product of its (nonzero) digits is 1053696, while the sum is 48.
The square root of 2078773428 is about 45593.5678358253. The cubic root of 2078773428 is about 1276.2498937334.
The spelling of 2078773428 in words is "two billion, seventy-eight million, seven hundred seventy-three thousand, four hundred twenty-eight".
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