Base | Representation |
---|---|
bin | 1000111001001… |
… | …01110101100000 |
3 | 12012101021021101 |
4 | 10130211311200 |
5 | 123044310442 |
6 | 11223004144 |
7 | 1564060000 |
oct | 434456540 |
9 | 165337241 |
10 | 74603872 |
11 | 39125aa2 |
12 | 20b99654 |
13 | 125c1205 |
14 | 9ca0000 |
15 | 6839cb7 |
hex | 4725d60 |
74603872 has 60 divisors (see below), whose sum is σ = 171522036. Its totient is φ = 31940160.
The previous prime is 74603869. The next prime is 74603891. The reversal of 74603872 is 27830647.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 76347 + ... + 77317.
Almost surely, 274603872 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 74603872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85761018).
74603872 is an abundant number, since it is smaller than the sum of its proper divisors (96918164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74603872 is an frugal number, since it uses more digits than its factorization.
74603872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1009 (or 980 counting only the distinct ones).
The product of its (nonzero) digits is 56448, while the sum is 37.
The square root of 74603872 is about 8637.3532983200. The cubic root of 74603872 is about 420.9725609934.
The spelling of 74603872 in words is "seventy-four million, six hundred three thousand, eight hundred seventy-two".
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