Base | Representation |
---|---|
bin | 1001100101000… |
… | …10010101000000 |
3 | 12121012112122001 |
4 | 10302202111000 |
5 | 131032403142 |
6 | 11550153344 |
7 | 1664010004 |
oct | 462422500 |
9 | 177175561 |
10 | 80356672 |
11 | 413a5180 |
12 | 22ab2854 |
13 | 13856836 |
14 | a95a704 |
15 | 70c45b7 |
hex | 4ca2540 |
80356672 has 28 divisors (see below), whose sum is σ = 173955456. Its totient is φ = 36525440.
The previous prime is 80356669. The next prime is 80356693. The reversal of 80356672 is 27665308.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56368 + ... + 57775.
Almost surely, 280356672 is an apocalyptic number.
It is an amenable number.
80356672 is an abundant number, since it is smaller than the sum of its proper divisors (93598784).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80356672 is a wasteful number, since it uses less digits than its factorization.
80356672 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 114166 (or 114156 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 37.
The square root of 80356672 is about 8964.1883068128. The cubic root of 80356672 is about 431.5263441444.
It can be divided in two parts, 803 and 56672, that added together give a palindrome (57475).
The spelling of 80356672 in words is "eighty million, three hundred fifty-six thousand, six hundred seventy-two".
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