Base | Representation |
---|---|
bin | 1000110111110… |
… | …01001010001010 |
3 | 12012000222020200 |
4 | 10123321022022 |
5 | 123022431444 |
6 | 11215033030 |
7 | 1562365323 |
oct | 433711212 |
9 | 165028220 |
10 | 74420874 |
11 | 39010560 |
12 | 20b0b776 |
13 | 12558b28 |
14 | 9c5344a |
15 | 6800969 |
hex | 46f928a |
74420874 has 48 divisors (see below), whose sum is σ = 180015264. Its totient is φ = 22024800.
The previous prime is 74420869. The next prime is 74420897. The reversal of 74420874 is 47802447.
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 23 ways as a sum of consecutive naturals, for example, 4144 + ... + 12884.
It is an arithmetic number, because the mean of its divisors is an integer number (3750318).
Almost surely, 274420874 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 74420874, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90007632).
74420874 is an abundant number, since it is smaller than the sum of its proper divisors (105594390).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74420874 is a wasteful number, since it uses less digits than its factorization.
74420874 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8803 (or 8800 counting only the distinct ones).
The product of its (nonzero) digits is 50176, while the sum is 36.
The square root of 74420874 is about 8626.7533869933. The cubic root of 74420874 is about 420.6280739067.
The spelling of 74420874 in words is "seventy-four million, four hundred twenty thousand, eight hundred seventy-four".
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