Base | Representation |
---|---|
bin | 1000111000000… |
… | …11111111011000 |
3 | 12012010020002212 |
4 | 10130003333120 |
5 | 123030341430 |
6 | 11220014252 |
7 | 1562641553 |
oct | 434037730 |
9 | 165106085 |
10 | 74465240 |
11 | 39040923 |
12 | 20b31388 |
13 | 12573095 |
14 | 9c6569a |
15 | 680db95 |
hex | 4703fd8 |
74465240 has 16 divisors (see below), whose sum is σ = 167546880. Its totient is φ = 29786080.
The previous prime is 74465239. The next prime is 74465267. The reversal of 74465240 is 4256447.
It is a junction number, because it is equal to n+sod(n) for n = 74465197 and 74465206.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 930776 + ... + 930855.
It is an arithmetic number, because the mean of its divisors is an integer number (10471680).
Almost surely, 274465240 is an apocalyptic number.
It is an amenable number.
74465240 is an abundant number, since it is smaller than the sum of its proper divisors (93081640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74465240 is a wasteful number, since it uses less digits than its factorization.
74465240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1861642 (or 1861638 counting only the distinct ones).
The product of its (nonzero) digits is 26880, while the sum is 32.
The square root of 74465240 is about 8629.3244231516. The cubic root of 74465240 is about 420.7116431035.
The spelling of 74465240 in words is "seventy-four million, four hundred sixty-five thousand, two hundred forty".
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