Search a number
-
+
8769310164 = 2232243591949
BaseRepresentation
bin10000010101011000…
…10000110111010100
3211122011000010001100
420022230100313110
5120424420411124
64010100430100
7430211622636
oct101254206724
924564003040
108769310164
1137a005757a
1218489a8330
13a99a3c034
145d2924a56
15364d0e1c9
hex20ab10dd4

8769310164 has 18 divisors (see below), whose sum is σ = 22166867450. Its totient is φ = 2923103376.

The previous prime is 8769310159. The next prime is 8769310177. The reversal of 8769310164 is 4610139678.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5699042064 + 3070268100 = 75492^2 + 55410^2 .

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 121795939 + ... + 121796010.

Almost surely, 28769310164 is an apocalyptic number.

It is an amenable number.

8769310164 is an abundant number, since it is smaller than the sum of its proper divisors (13397557286).

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

8769310164 is a wasteful number, since it uses less digits than its factorization.

8769310164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243591959 (or 243591954 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 8769310164 is about 93644.5949534729. The cubic root of 8769310164 is about 2062.1573970216.

The spelling of 8769310164 in words is "eight billion, seven hundred sixty-nine million, three hundred ten thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 9 12 18 36 243591949 487183898 730775847 974367796 1461551694 2192327541 2923103388 4384655082 8769310164