Base | Representation |
---|---|
bin | 1000110101101… |
… | …10111110000000 |
3 | 12011112012100102 |
4 | 10122312332000 |
5 | 122440243020 |
6 | 11205141532 |
7 | 1560156026 |
oct | 432667600 |
9 | 164465312 |
10 | 74149760 |
11 | 389458a3 |
12 | 209ba8a8 |
13 | 124925c9 |
14 | 9bc2716 |
15 | 679a475 |
hex | 46b6f80 |
74149760 has 32 divisors (see below), whose sum is σ = 177265800. Its totient is φ = 29659648.
The previous prime is 74149753. The next prime is 74149819. The reversal of 74149760 is 6794147.
It is a tau number, because it is divible by the number of its divisors (32).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57290 + ... + 58569.
Almost surely, 274149760 is an apocalyptic number.
It is an amenable number.
74149760 is an abundant number, since it is smaller than the sum of its proper divisors (103116040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74149760 is a wasteful number, since it uses less digits than its factorization.
74149760 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 115878 (or 115866 counting only the distinct ones).
The product of its (nonzero) digits is 42336, while the sum is 38.
The square root of 74149760 is about 8611.0254906138. The cubic root of 74149760 is about 420.1166720462.
The spelling of 74149760 in words is "seventy-four million, one hundred forty-nine thousand, seven hundred sixty".
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