Search a number
-
+
11720802 = 231953467
BaseRepresentation
bin101100101101…
…100001100010
3211001110220210
4230231201202
511000031202
61055114550
7201424302
oct54554142
924043823
1011720802
116686015
123b12a56
132574bb2
1417b1602
151067c6c
hexb2d862

11720802 has 8 divisors (see below), whose sum is σ = 23441616. Its totient is φ = 3906932.

The previous prime is 11720789. The next prime is 11720809. The reversal of 11720802 is 20802711.

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

11720802 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (11720809) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 976728 + ... + 976739.

It is an arithmetic number, because the mean of its divisors is an integer number (2930202).

Almost surely, 211720802 is an apocalyptic number.

11720802 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.

11720802 is a wasteful number, since it uses less digits than its factorization.

11720802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1953472.

The product of its (nonzero) digits is 224, while the sum is 21.

The square root of 11720802 is about 3423.5656850716. The cubic root of 11720802 is about 227.1533310421.

The spelling of 11720802 in words is "eleven million, seven hundred twenty thousand, eight hundred two".

Divisors: 1 2 3 6 1953467 3906934 5860401 11720802