Base | Representation |
---|---|
bin | 1001100101101… |
… | …00110110011000 |
3 | 12121100101200211 |
4 | 10302310312120 |
5 | 131042320121 |
6 | 11551540504 |
7 | 1664444122 |
oct | 462646630 |
9 | 177311624 |
10 | 80432536 |
11 | 41447178 |
12 | 22b2a734 |
13 | 13882222 |
14 | a97a212 |
15 | 70dbce1 |
hex | 4cb4d98 |
80432536 has 8 divisors (see below), whose sum is σ = 150811020. Its totient is φ = 40216264.
The previous prime is 80432531. The next prime is 80432537. The reversal of 80432536 is 63523408.
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 = 80432498 and 80432507.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80432531) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5027026 + ... + 5027041.
Almost surely, 280432536 is an apocalyptic number.
It is an amenable number.
80432536 is a deficient number, since it is larger than the sum of its proper divisors (70378484).
80432536 is a wasteful number, since it uses less digits than its factorization.
80432536 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10054073 (or 10054069 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 31.
The square root of 80432536 is about 8968.4188127005. The cubic root of 80432536 is about 431.6621014575.
The spelling of 80432536 in words is "eighty million, four hundred thirty-two thousand, five hundred thirty-six".
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