Base | Representation |
---|---|
bin | 1011000110100010… |
… | …1110111011001110 |
3 | 21200200212010211210 |
4 | 2301220232323032 |
5 | 22100420321243 |
6 | 1211420555250 |
7 | 133565444340 |
oct | 26150567316 |
9 | 7620763753 |
10 | 2980245198 |
11 | 129a2a8367 |
12 | 6b20b2b26 |
13 | 3865888c8 |
14 | 203b43290 |
15 | 126990933 |
hex | b1a2eece |
2980245198 has 32 divisors (see below), whose sum is σ = 6847672320. Its totient is φ = 847038240.
The previous prime is 2980245143. The next prime is 2980245211. The reversal of 2980245198 is 8915420892.
It is a super-2 number, since 2×29802451982 = 17763722880404118408, which contains 22 as substring.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177733 + ... + 193776.
It is an arithmetic number, because the mean of its divisors is an integer number (213989760).
Almost surely, 22980245198 is an apocalyptic number.
2980245198 is an abundant number, since it is smaller than the sum of its proper divisors (3867427122).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2980245198 is a wasteful number, since it uses less digits than its factorization.
2980245198 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 371712.
The product of its (nonzero) digits is 414720, while the sum is 48.
The square root of 2980245198 is about 54591.6220495416. The cubic root of 2980245198 is about 1439.0768900425.
The spelling of 2980245198 in words is "two billion, nine hundred eighty million, two hundred forty-five thousand, one hundred ninety-eight".
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