Base | Representation |
---|---|
bin | 1010011010101… |
… | …0100001100000 |
3 | 10001012200112010 |
4 | 2212222201200 |
5 | 42141040310 |
6 | 4200232520 |
7 | 1040234220 |
oct | 246524140 |
9 | 101180463 |
10 | 43690080 |
11 | 22731005 |
12 | 1276b740 |
13 | 9089325 |
14 | 5b34080 |
15 | 3c80320 |
hex | 29aa860 |
43690080 has 96 divisors (see below), whose sum is σ = 157296384. Its totient is φ = 9985536.
The previous prime is 43690079. The next prime is 43690093. The reversal of 43690080 is 8009634.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (30).
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, 3142 + ... + 9861.
It is an arithmetic number, because the mean of its divisors is an integer number (1638504).
Almost surely, 243690080 is an apocalyptic number.
43690080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
43690080 is an abundant number, since it is smaller than the sum of its proper divisors (113606304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
43690080 is a wasteful number, since it uses less digits than its factorization.
43690080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13028 (or 13020 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 30.
The square root of 43690080 is about 6609.8471994442. The cubic root of 43690080 is about 352.2039967674.
The spelling of 43690080 in words is "forty-three million, six hundred ninety thousand, eighty".
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