Base | Representation |
---|---|
bin | 100101000000101111… |
… | …0100101000101010100 |
3 | 21121011012211010011012 |
4 | 1022001132211011110 |
5 | 2300234303012104 |
6 | 100302520231352 |
7 | 5512426130036 |
oct | 1120136450524 |
9 | 247135733135 |
10 | 79481688404 |
11 | 30787382998 |
12 | 134a230b558 |
13 | 765893ac71 |
14 | 3bbddb7c56 |
15 | 2102c39d6e |
hex | 12817a5154 |
79481688404 has 48 divisors (see below), whose sum is σ = 144420796800. Its totient is φ = 38229050496.
The previous prime is 79481688401. The next prime is 79481688413. The reversal of 79481688404 is 40488618497.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (79481688401) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53235482 + ... + 53236974.
It is an arithmetic number, because the mean of its divisors is an integer number (3008766600).
Almost surely, 279481688404 is an apocalyptic number.
It is an amenable number.
79481688404 is a deficient number, since it is larger than the sum of its proper divisors (64939108396).
79481688404 is a wasteful number, since it uses less digits than its factorization.
79481688404 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2912 (or 2910 counting only the distinct ones).
The product of its (nonzero) digits is 12386304, while the sum is 59.
The spelling of 79481688404 in words is "seventy-nine billion, four hundred eighty-one million, six hundred eighty-eight thousand, four hundred four".
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