Search a number
-
+
80125168 = 2443116461
BaseRepresentation
bin1001100011010…
…01110011110000
312120202210001211
410301221303300
5131003001133
611541205504
71662024034
oct461516360
9176683054
1080125168
1141257252
1222a00894
13137a5356
14a8da1c4
15707abcd
hex4c69cf0

80125168 has 20 divisors (see below), whose sum is σ = 158854168. Its totient is φ = 39130560.

The previous prime is 80125159. The next prime is 80125207. The reversal of 80125168 is 86152108.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 57543 + ... + 58918.

Almost surely, 280125168 is an apocalyptic number.

It is an amenable number.

80125168 is a deficient number, since it is larger than the sum of its proper divisors (78729000).

80125168 is a wasteful number, since it uses less digits than its factorization.

80125168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116512 (or 116506 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 31.

The square root of 80125168 is about 8951.2662791362. The cubic root of 80125168 is about 431.1115428092. Note that the first 3 decimals are identical.

The spelling of 80125168 in words is "eighty million, one hundred twenty-five thousand, one hundred sixty-eight".

Divisors: 1 2 4 8 16 43 86 172 344 688 116461 232922 465844 931688 1863376 5007823 10015646 20031292 40062584 80125168