Base | Representation |
---|---|
bin | 1000110110100… |
… | …00100101011000 |
3 | 12011201112021100 |
4 | 10123100211120 |
5 | 123002122210 |
6 | 11211311400 |
7 | 1561103643 |
oct | 433204530 |
9 | 164645240 |
10 | 74254680 |
11 | 38a07705 |
12 | 20a4b560 |
13 | 124cb2a6 |
14 | 9c0ca5a |
15 | 67bb5c0 |
hex | 46d0958 |
74254680 has 48 divisors (see below), whose sum is σ = 241328880. Its totient is φ = 19801152.
The previous prime is 74254669. The next prime is 74254681. The reversal of 74254680 is 8645247.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74254681) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 102772 + ... + 103491.
It is an arithmetic number, because the mean of its divisors is an integer number (5027685).
Almost surely, 274254680 is an apocalyptic number.
It is an amenable number.
74254680 is an abundant number, since it is smaller than the sum of its proper divisors (167074200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74254680 is a wasteful number, since it uses less digits than its factorization.
74254680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 206280 (or 206273 counting only the distinct ones).
The product of its (nonzero) digits is 53760, while the sum is 36.
The square root of 74254680 is about 8617.1155266713. The cubic root of 74254680 is about 420.3147300822.
The spelling of 74254680 in words is "seventy-four million, two hundred fifty-four thousand, six hundred eighty".
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