Search a number
-
+
75484801 = 764116823
BaseRepresentation
bin1000111111111…
…00111010000001
312021001000200101
410133330322001
5123311003201
611253522401
71604416210
oct437747201
9167030611
1075484801
1139677937
1221343401
131283c182
14a04d077
156960d01
hex47fce81

75484801 has 8 divisors (see below), whose sum is σ = 86408064. Its totient is φ = 64596480.

The previous prime is 75484793. The next prime is 75484807. The reversal of 75484801 is 10848457.

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

It is a cyclic number.

It is not a de Polignac number, because 75484801 - 23 = 75484793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75484807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3925 + ... + 12898.

It is an arithmetic number, because the mean of its divisors is an integer number (10801008).

Almost surely, 275484801 is an apocalyptic number.

It is an amenable number.

75484801 is a deficient number, since it is larger than the sum of its proper divisors (10923263).

75484801 is a wasteful number, since it uses less digits than its factorization.

75484801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17471.

The product of its (nonzero) digits is 35840, while the sum is 37.

The square root of 75484801 is about 8688.1989503003. The cubic root of 75484801 is about 422.6230417872.

The spelling of 75484801 in words is "seventy-five million, four hundred eighty-four thousand, eight hundred one".

Divisors: 1 7 641 4487 16823 117761 10783543 75484801