Search a number
-
+
80452801 = 1113562607
BaseRepresentation
bin1001100101110…
…01110011000001
312121101102111101
410302321303001
5131043442201
611552214401
71664560162
oct462716301
9177342441
1080452801
1141460420
1222b3a401
131388b510
14a983769
1570e2d01
hex4cb9cc1

80452801 has 8 divisors (see below), whose sum is σ = 94518144. Its totient is φ = 67512720.

The previous prime is 80452777. The next prime is 80452807. The reversal of 80452801 is 10825408.

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

It is not a de Polignac number, because 80452801 - 25 = 80452769 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 80452801.

It is not an unprimeable number, because it can be changed into a prime (80452807) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 281161 + ... + 281446.

It is an arithmetic number, because the mean of its divisors is an integer number (11814768).

Almost surely, 280452801 is an apocalyptic number.

It is an amenable number.

80452801 is a deficient number, since it is larger than the sum of its proper divisors (14065343).

80452801 is a wasteful number, since it uses less digits than its factorization.

80452801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562631.

The product of its (nonzero) digits is 2560, while the sum is 28.

The square root of 80452801 is about 8969.5485393636. The cubic root of 80452801 is about 431.6983508759.

The spelling of 80452801 in words is "eighty million, four hundred fifty-two thousand, eight hundred one".

Divisors: 1 11 13 143 562607 6188677 7313891 80452801