Base | Representation |
---|---|
bin | 11110100001110110… |
… | …000100101111011110 |
3 | 10010121111111111111200 |
4 | 132201312010233132 |
5 | 1014113144444141 |
6 | 23020422500330 |
7 | 2240215031442 |
oct | 364166045736 |
9 | 103544444450 |
10 | 32780078046 |
11 | 129a15548a1 |
12 | 6429b946a6 |
13 | 31253385b1 |
14 | 182d764822 |
15 | cbcc2aab6 |
hex | 7a1d84bde |
32780078046 has 12 divisors (see below), whose sum is σ = 71023502472. Its totient is φ = 10926692676.
The previous prime is 32780078033. The next prime is 32780078047. The reversal of 32780078046 is 64087008723.
It is a happy number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 32780077992 and 32780078010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (32780078047) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 910557706 + ... + 910557741.
It is an arithmetic number, because the mean of its divisors is an integer number (5918625206).
Almost surely, 232780078046 is an apocalyptic number.
32780078046 is an abundant number, since it is smaller than the sum of its proper divisors (38243424426).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
32780078046 is a wasteful number, since it uses less digits than its factorization.
32780078046 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1821115455 (or 1821115452 counting only the distinct ones).
The product of its (nonzero) digits is 451584, while the sum is 45.
The spelling of 32780078046 in words is "thirty-two billion, seven hundred eighty million, seventy-eight thousand, forty-six".
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