Base | Representation |
---|---|
bin | 111011000001010… |
… | …1011110111000101 |
3 | 12010000111112020121 |
4 | 1312002223313011 |
5 | 13023441243204 |
6 | 524303101541 |
7 | 100035152626 |
oct | 16602536705 |
9 | 5100445217 |
10 | 1980415429 |
11 | 926990473 |
12 | 4732a18b1 |
13 | 2573ab065 |
14 | 14b03ba4d |
15 | b8ce4b54 |
hex | 760abdc5 |
1980415429 has 8 divisors (see below), whose sum is σ = 2087635680. Its totient is φ = 1873494000.
The previous prime is 1980415399. The next prime is 1980415433. The reversal of 1980415429 is 9245140891.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1980415429 - 227 = 1846197701 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1980415469) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61027 + ... + 87664.
It is an arithmetic number, because the mean of its divisors is an integer number (260954460).
Almost surely, 21980415429 is an apocalyptic number.
1980415429 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
It is an amenable number.
1980415429 is a deficient number, since it is larger than the sum of its proper divisors (107220251).
1980415429 is a wasteful number, since it uses less digits than its factorization.
1980415429 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 149411.
The product of its (nonzero) digits is 103680, while the sum is 43.
The square root of 1980415429 is about 44501.8587139908. The cubic root of 1980415429 is about 1255.7950505803.
The spelling of 1980415429 in words is "one billion, nine hundred eighty million, four hundred fifteen thousand, four hundred twenty-nine".
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