Base | Representation |
---|---|
bin | 101000101011010110… |
… | …011101010010011100 |
3 | 11011201220221111100000 |
4 | 220223112131102130 |
5 | 1203422301333010 |
6 | 32022005134300 |
7 | 3104233131135 |
oct | 505326352234 |
9 | 134656844300 |
10 | 43676980380 |
11 | 17583575900 |
12 | 856b3ba390 |
13 | 4170aa64b7 |
14 | 2184a78c8c |
15 | 12097027c0 |
hex | a2b59d49c |
43676980380 has 648 divisors, whose sum is σ = 161049876624. Its totient is φ = 9926737920.
The previous prime is 43676980349. The next prime is 43676980387. The reversal of 43676980380 is 8308967634.
43676980380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×436769803802 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (43676980387) by changing a digit.
It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 169949212 + ... + 169949468.
Almost surely, 243676980380 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 43676980380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80524938312).
43676980380 is an abundant number, since it is smaller than the sum of its proper divisors (117372896244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
43676980380 is a wasteful number, since it uses less digits than its factorization.
43676980380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 337 (or 295 counting only the distinct ones).
The product of its (nonzero) digits is 5225472, while the sum is 54.
The spelling of 43676980380 in words is "forty-three billion, six hundred seventy-six million, nine hundred eighty thousand, three hundred eighty".
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