Base | Representation |
---|---|
bin | 1001100101010… |
… | …10000011111000 |
3 | 12121021011002002 |
4 | 10302222003320 |
5 | 131034411334 |
6 | 11551000132 |
7 | 1664201231 |
oct | 462520370 |
9 | 177234062 |
10 | 80388344 |
11 | 41416a53 |
12 | 22b09048 |
13 | 1386808a |
14 | a968088 |
15 | 70cdb7e |
hex | 4caa0f8 |
80388344 has 8 divisors (see below), whose sum is σ = 150728160. Its totient is φ = 40194168.
The previous prime is 80388299. The next prime is 80388349. The reversal of 80388344 is 44388308.
It is a tau number, because it is divible by the number of its divisors (8).
It is a junction number, because it is equal to n+sod(n) for n = 80388298 and 80388307.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80388349) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5024264 + ... + 5024279.
It is an arithmetic number, because the mean of its divisors is an integer number (18841020).
Almost surely, 280388344 is an apocalyptic number.
It is an amenable number.
80388344 is a deficient number, since it is larger than the sum of its proper divisors (70339816).
80388344 is a wasteful number, since it uses less digits than its factorization.
80388344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10048549 (or 10048545 counting only the distinct ones).
The product of its (nonzero) digits is 73728, while the sum is 38.
The square root of 80388344 is about 8965.9547177085. The cubic root of 80388344 is about 431.5830310247.
The spelling of 80388344 in words is "eighty million, three hundred eighty-eight thousand, three hundred forty-four".
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