Base | Representation |
---|---|
bin | 100100110010001010… |
… | …1111100000101001110 |
3 | 21112220011001021122002 |
4 | 1021210111330011032 |
5 | 2243234134242141 |
6 | 100142215352302 |
7 | 5464342302326 |
oct | 1114425740516 |
9 | 245804037562 |
10 | 78992884046 |
11 | 30556472a4a |
12 | 13386682692 |
13 | 75ab5a5a0b |
14 | 3b750d8286 |
15 | 20c4d83e9b |
hex | 126457c14e |
78992884046 has 16 divisors (see below), whose sum is σ = 127177910784. Its totient is φ = 36663899904.
The previous prime is 78992884031. The next prime is 78992884049. The reversal of 78992884046 is 64048829987.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (78992884049) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15910670 + ... + 15915633.
It is an arithmetic number, because the mean of its divisors is an integer number (7948619424).
Almost surely, 278992884046 is an apocalyptic number.
78992884046 is a deficient number, since it is larger than the sum of its proper divisors (48185026738).
78992884046 is a wasteful number, since it uses less digits than its factorization.
78992884046 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31826395.
The product of its (nonzero) digits is 55738368, while the sum is 65.
The spelling of 78992884046 in words is "seventy-eight billion, nine hundred ninety-two million, eight hundred eighty-four thousand, forty-six".
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