Search a number
-
+
120125160 = 23335111227
BaseRepresentation
bin1110010100011…
…11011011101000
322101000222202000
413022033123220
5221223001120
615530411000
72656022061
oct712173350
9271028660
10120125160
11618978a1
1234290a60
131bb6bb9c
1411d4d568
15a82c990
hex728f6e8

120125160 has 64 divisors (see below), whose sum is σ = 400420800. Its totient is φ = 32033088.

The previous prime is 120125149. The next prime is 120125167. The reversal of 120125160 is 61521021.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (120125167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54534 + ... + 56693.

It is an arithmetic number, because the mean of its divisors is an integer number (6256575).

Almost surely, 2120125160 is an apocalyptic number.

120125160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120125160 is an abundant number, since it is smaller than the sum of its proper divisors (280295640).

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

120125160 is a wasteful number, since it uses less digits than its factorization.

120125160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111247 (or 111237 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 120125160 is about 10960.1624075558. The cubic root of 120125160 is about 493.4138392276.

Adding to 120125160 its reverse (61521021), we get a palindrome (181646181).

The spelling of 120125160 in words is "one hundred twenty million, one hundred twenty-five thousand, one hundred sixty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 90 108 120 135 180 216 270 360 540 1080 111227 222454 333681 444908 556135 667362 889816 1001043 1112270 1334724 1668405 2002086 2224540 2669448 3003129 3336810 4004172 4449080 5005215 6006258 6673620 8008344 10010430 12012516 13347240 15015645 20020860 24025032 30031290 40041720 60062580 120125160