Base | Representation |
---|---|
bin | 10001110101110010010000… |
… | …011000001001110000110010 |
3 | 101021210222102100110002002020 |
4 | 101311302100120021300302 |
5 | 40241013442003020444 |
6 | 434513203543332310 |
7 | 22345520300452131 |
oct | 2165622030116062 |
9 | 337728370402066 |
10 | 78462884813874 |
11 | 23000a16a55110 |
12 | 8972771451096 |
13 | 34a203124ab22 |
14 | 15538a3d3b918 |
15 | 910eede97119 |
hex | 475c90609c32 |
78462884813874 has 64 divisors (see below), whose sum is σ = 171272852213760. Its totient is φ = 23765370117120.
The previous prime is 78462884813821. The next prime is 78462884813893. The reversal of 78462884813874 is 47831848826487.
It is a self number, because there is not a number n which added to its sum of digits gives 78462884813874.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1325737687 + ... + 1325796869.
It is an arithmetic number, because the mean of its divisors is an integer number (2676138315840).
Almost surely, 278462884813874 is an apocalyptic number.
78462884813874 is an abundant number, since it is smaller than the sum of its proper divisors (92809967399886).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78462884813874 is a wasteful number, since it uses less digits than its factorization.
78462884813874 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68375.
The product of its digits is 3699376128, while the sum is 78.
The spelling of 78462884813874 in words is "seventy-eight trillion, four hundred sixty-two billion, eight hundred eighty-four million, eight hundred thirteen thousand, eight hundred seventy-four".
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