Search a number
-
+
75004804 = 2272678743
BaseRepresentation
bin1000111100001…
…11101110000100
312020010122020201
410132013232010
5123200123204
611235340244
71600346620
oct436075604
9166118221
1075004804
113937a246
1221151684
1312701854
149d66180
1568b89a4
hex4787b84

75004804 has 12 divisors (see below), whose sum is σ = 150009664. Its totient is φ = 32144904.

The previous prime is 75004763. The next prime is 75004829. The reversal of 75004804 is 40840057.

75004804 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 2678743 = 75004804 / (7 + 5 + 0 + 0 + 4 + 8 + 0 + 4).

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 3 ways as a sum of consecutive naturals, for example, 1339344 + ... + 1339399.

Almost surely, 275004804 is an apocalyptic number.

It is an amenable number.

75004804 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

75004804 is a wasteful number, since it uses less digits than its factorization.

75004804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2678754 (or 2678752 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 75004804 is about 8660.5313924724. The cubic root of 75004804 is about 421.7253365709.

The spelling of 75004804 in words is "seventy-five million, four thousand, eight hundred four".

Divisors: 1 2 4 7 14 28 2678743 5357486 10714972 18751201 37502402 75004804