Base | Representation |
---|---|
bin | 1000110110010… |
… | …01011000000000 |
3 | 12011200000202201 |
4 | 10123021120000 |
5 | 123000201102 |
6 | 11210522544 |
7 | 1560621601 |
oct | 433113000 |
9 | 164600681 |
10 | 74225152 |
11 | 38997501 |
12 | 20a36454 |
13 | 124baa11 |
14 | 9c01da8 |
15 | 67b2987 |
hex | 46c9600 |
74225152 has 40 divisors (see below), whose sum is σ = 153450000. Its totient is φ = 35825664.
The previous prime is 74225119. The next prime is 74225167. The reversal of 74225152 is 25152247.
74225152 = T2248 + T2249 + ... + T2276.
It is a self number, because there is not a number n which added to its sum of digits gives 74225152.
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, 12349 + ... + 17347.
It is an arithmetic number, because the mean of its divisors is an integer number (3836250).
Almost surely, 274225152 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 74225152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76725000).
74225152 is an abundant number, since it is smaller than the sum of its proper divisors (79224848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74225152 is an equidigital number, since it uses as much as digits as its factorization.
74225152 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5046 (or 5030 counting only the distinct ones).
The product of its digits is 5600, while the sum is 28.
The square root of 74225152 is about 8615.4020219604. The cubic root of 74225152 is about 420.2590087960.
Adding to 74225152 its reverse (25152247), we get a palindrome (99377399).
The spelling of 74225152 in words is "seventy-four million, two hundred twenty-five thousand, one hundred fifty-two".
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