Base | Representation |
---|---|
bin | 100101011011010011… |
… | …0111100011101000010 |
3 | 21200110100010011221112 |
4 | 1022312212330131002 |
5 | 2304101001324410 |
6 | 100531201523322 |
7 | 5543501566055 |
oct | 1126646743502 |
9 | 250410104845 |
10 | 80373073730 |
11 | 310a4560984 |
12 | 136b0943542 |
13 | 776b5094c1 |
14 | 3c66530a9c |
15 | 2156114105 |
hex | 12b69bc742 |
80373073730 has 32 divisors (see below), whose sum is σ = 146681347824. Its totient is φ = 31702772736.
The previous prime is 80373073727. The next prime is 80373073751. The reversal of 80373073730 is 3737037308.
It can be written as a sum of positive squares in 8 ways, for example, as 26818320169 + 53554753561 = 163763^2 + 231419^2 .
It is a super-2 number, since 2×803730737302 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7172492 + ... + 7183688.
Almost surely, 280373073730 is an apocalyptic number.
80373073730 is a deficient number, since it is larger than the sum of its proper divisors (66308274094).
80373073730 is a wasteful number, since it uses less digits than its factorization.
80373073730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21110.
The product of its (nonzero) digits is 222264, while the sum is 41.
The spelling of 80373073730 in words is "eighty billion, three hundred seventy-three million, seventy-three thousand, seven hundred thirty".
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