Base | Representation |
---|---|
bin | 111110110001011000… |
… | …000111110011001010 |
3 | 20102222020202002011212 |
4 | 332301120013303022 |
5 | 2101014000300244 |
6 | 50544024253122 |
7 | 4604146643060 |
oct | 766130076312 |
9 | 212866662155 |
10 | 67400400074 |
11 | 26647850187 |
12 | 110903111a2 |
13 | 64819b4847 |
14 | 339567a030 |
15 | 1b472add9e |
hex | fb1607cca |
67400400074 has 64 divisors (see below), whose sum is σ = 121157959680. Its totient is φ = 27514650240.
The previous prime is 67400400049. The next prime is 67400400091. The reversal of 67400400074 is 47000400476.
It is a self number, because there is not a number n which added to its sum of digits gives 67400400074.
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, 8764259 + ... + 8771945.
It is an arithmetic number, because the mean of its divisors is an integer number (1893093120).
Almost surely, 267400400074 is an apocalyptic number.
67400400074 is a deficient number, since it is larger than the sum of its proper divisors (53757559606).
67400400074 is a wasteful number, since it uses less digits than its factorization.
67400400074 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8043.
The product of its (nonzero) digits is 18816, while the sum is 32.
The spelling of 67400400074 in words is "sixty-seven billion, four hundred million, four hundred thousand, seventy-four".
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