Base | Representation |
---|---|
bin | 1011000110001011… |
… | …1101110100010010 |
3 | 21200121000022221200 |
4 | 2301202331310102 |
5 | 22100023431310 |
6 | 1211324332030 |
7 | 133546546506 |
oct | 26142756422 |
9 | 7617008850 |
10 | 2978733330 |
11 | 1299465491 |
12 | 6b16a4016 |
13 | 386179701 |
14 | 20386c306 |
15 | 1267929c0 |
hex | b18bdd12 |
2978733330 has 24 divisors (see below), whose sum is σ = 7744706892. Its totient is φ = 794328864.
The previous prime is 2978733283. The next prime is 2978733371. The reversal of 2978733330 is 333378792.
2978733330 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 2976902721 + 1830609 = 54561^2 + 1353^2 .
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16548429 + ... + 16548608.
Almost surely, 22978733330 is an apocalyptic number.
2978733330 is an abundant number, since it is smaller than the sum of its proper divisors (4765973562).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2978733330 is a wasteful number, since it uses less digits than its factorization.
2978733330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33097050 (or 33097047 counting only the distinct ones).
The product of its (nonzero) digits is 571536, while the sum is 45.
The square root of 2978733330 is about 54577.7732231721. The cubic root of 2978733330 is about 1438.8335026514.
The spelling of 2978733330 in words is "two billion, nine hundred seventy-eight million, seven hundred thirty-three thousand, three hundred thirty".
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