Search a number
-
+
75204070 = 257520407
BaseRepresentation
bin1000111101110…
…00010111100110
312020111202120221
410132320113212
5123223012240
611243514554
71602136564
oct436702746
9166452527
1075204070
11394a5a27
1221228a5a
1312771466
149db8a34
156907a4a
hex47b85e6

75204070 has 8 divisors (see below), whose sum is σ = 135367344. Its totient is φ = 30081624.

The previous prime is 75204067. The next prime is 75204079. The reversal of 75204070 is 7040257.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75204079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3760194 + ... + 3760213.

It is an arithmetic number, because the mean of its divisors is an integer number (16920918).

Almost surely, 275204070 is an apocalyptic number.

75204070 is a deficient number, since it is larger than the sum of its proper divisors (60163274).

75204070 is a wasteful number, since it uses less digits than its factorization.

75204070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7520414.

The product of its (nonzero) digits is 1960, while the sum is 25.

The square root of 75204070 is about 8672.0280211724. The cubic root of 75204070 is about 422.0984736090.

The spelling of 75204070 in words is "seventy-five million, two hundred four thousand, seventy".

Divisors: 1 2 5 10 7520407 15040814 37602035 75204070