Base | Representation |
---|---|
bin | 111011000001100… |
… | …0010001110101110 |
3 | 12010000200011221010 |
4 | 1312003002032232 |
5 | 13024002211204 |
6 | 524305050050 |
7 | 100036014021 |
oct | 16603021656 |
9 | 5100604833 |
10 | 1980507054 |
11 | 926a43299 |
12 | 473326926 |
13 | 257410986 |
14 | 14b0631b8 |
15 | b8d11d89 |
hex | 760c23ae |
1980507054 has 16 divisors (see below), whose sum is σ = 3961762560. Its totient is φ = 660044280.
The previous prime is 1980507031. The next prime is 1980507071. The reversal of 1980507054 is 4507050891.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6769 + ... + 63299.
It is an arithmetic number, because the mean of its divisors is an integer number (247610160).
Almost surely, 21980507054 is an apocalyptic number.
1980507054 is an abundant number, since it is smaller than the sum of its proper divisors (1981255506).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1980507054 is a wasteful number, since it uses less digits than its factorization.
1980507054 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 62375.
The product of its (nonzero) digits is 50400, while the sum is 39.
The square root of 1980507054 is about 44502.8881534671. Note that the first 3 decimals coincide. The cubic root of 1980507054 is about 1255.8144169626.
The spelling of 1980507054 in words is "one billion, nine hundred eighty million, five hundred seven thousand, fifty-four".
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