Base | Representation |
---|---|
bin | 1000110110111… |
… | …00110100101010 |
3 | 12011211002001000 |
4 | 10123130310222 |
5 | 123010223220 |
6 | 11212335430 |
7 | 1561403046 |
oct | 433346452 |
9 | 164732030 |
10 | 74304810 |
11 | 38a41338 |
12 | 20a74576 |
13 | 12518058 |
14 | 9c23026 |
15 | 67cb390 |
hex | 46dcd2a |
74304810 has 64 divisors (see below), whose sum is σ = 199584000. Its totient is φ = 19670976.
The previous prime is 74304787. The next prime is 74304821. The reversal of 74304810 is 1840347.
It is a super-2 number, since 2×743048102 = 11042409578272200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39307 + ... + 41153.
It is an arithmetic number, because the mean of its divisors is an integer number (3118500).
Almost surely, 274304810 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 74304810, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99792000).
74304810 is an abundant number, since it is smaller than the sum of its proper divisors (125279190).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74304810 is a wasteful number, since it uses less digits than its factorization.
74304810 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2012 (or 2006 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 27.
The square root of 74304810 is about 8620.0237818697. The cubic root of 74304810 is about 420.4092948854.
The spelling of 74304810 in words is "seventy-four million, three hundred four thousand, eight hundred ten".
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