Search a number
-
+
120430168 = 2347320293
BaseRepresentation
bin1110010110110…
…01111001011000
322101121111010121
413023121321120
5221312231133
615541123024
72661432235
oct713317130
9271544117
10120430168
1161a85a71
12343b9474
131bc47971
1411dcc78c
15a88d02d
hex72d9e58

120430168 has 16 divisors (see below), whose sum is σ = 230611680. Its totient is φ = 58933728.

The previous prime is 120430109. The next prime is 120430169. The reversal of 120430168 is 861034021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120430169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159771 + ... + 160522.

It is an arithmetic number, because the mean of its divisors is an integer number (14413230).

Almost surely, 2120430168 is an apocalyptic number.

It is an amenable number.

120430168 is a deficient number, since it is larger than the sum of its proper divisors (110181512).

120430168 is a wasteful number, since it uses less digits than its factorization.

120430168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320346 (or 320342 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 120430168 is about 10974.0679786486. The cubic root of 120430168 is about 493.8310928496.

Adding to 120430168 its reverse (861034021), we get a palindrome (981464189).

The spelling of 120430168 in words is "one hundred twenty million, four hundred thirty thousand, one hundred sixty-eight".

Divisors: 1 2 4 8 47 94 188 376 320293 640586 1281172 2562344 15053771 30107542 60215084 120430168