Base | Representation |
---|---|
bin | 1001101000000… |
… | …01010011001010 |
3 | 12121221022020112 |
4 | 10310001103022 |
5 | 131132330144 |
6 | 12002354322 |
7 | 2000220062 |
oct | 464012312 |
9 | 177838215 |
10 | 80745674 |
11 | 41640469 |
12 | 2305b9a2 |
13 | 13961909 |
14 | aa1c3a2 |
15 | 714e99e |
hex | 4d014ca |
80745674 has 16 divisors (see below), whose sum is σ = 122993640. Its totient is φ = 39752640.
The previous prime is 80745667. The next prime is 80745677. The reversal of 80745674 is 47654708.
It can be written as a sum of positive squares in 4 ways, for example, as 76440049 + 4305625 = 8743^2 + 2075^2 .
It is not an unprimeable number, because it can be changed into a prime (80745677) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36644 + ... + 38784.
Almost surely, 280745674 is an apocalyptic number.
80745674 is a deficient number, since it is larger than the sum of its proper divisors (42247966).
80745674 is a wasteful number, since it uses less digits than its factorization.
80745674 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2425.
The product of its (nonzero) digits is 188160, while the sum is 41.
The square root of 80745674 is about 8985.8596695030. The cubic root of 80745674 is about 432.2215548785.
The spelling of 80745674 in words is "eighty million, seven hundred forty-five thousand, six hundred seventy-four".
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