Search a number
-
+
73860804 = 22322051689
BaseRepresentation
bin1000110011100…
…00011011000100
312010222111222100
410121300123010
5122402021204
611155032100
71554543423
oct431603304
9163874870
1073860804
1138768796
122089b630
13123c0c24
149b492ba
15673ea39
hex46706c4

73860804 has 18 divisors (see below), whose sum is σ = 186703790. Its totient is φ = 24620256.

The previous prime is 73860791. The next prime is 73860827. The reversal of 73860804 is 40806837.

It can be written as a sum of positive squares in only one way, i.e., 55353600 + 18507204 = 7440^2 + 4302^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 2051689 = 73860804 / (7 + 3 + 8 + 6 + 0 + 8 + 0 + 4).

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 1025809 + ... + 1025880.

Almost surely, 273860804 is an apocalyptic number.

It is an amenable number.

73860804 is an abundant number, since it is smaller than the sum of its proper divisors (112842986).

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

73860804 is a wasteful number, since it uses less digits than its factorization.

73860804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2051699 (or 2051694 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 73860804 is about 8594.2308556380. The cubic root of 73860804 is about 419.5702406767.

The spelling of 73860804 in words is "seventy-three million, eight hundred sixty thousand, eight hundred four".

Divisors: 1 2 3 4 6 9 12 18 36 2051689 4103378 6155067 8206756 12310134 18465201 24620268 36930402 73860804