Search a number
-
+
120430352 = 2471517121
BaseRepresentation
bin1110010110110…
…01111100010000
322101121111101102
413023121330100
5221312232402
615541123532
72661432620
oct713317420
9271544342
10120430352
1161a86119
12343b95a8
131bc47a83
1411dcc880
15a88d102
hex72d9f10

120430352 has 40 divisors (see below), whose sum is σ = 268470912. Its totient is φ = 51264000.

The previous prime is 120430339. The next prime is 120430357. The reversal of 120430352 is 253034021.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (120430357) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13352 + ... + 20472.

Almost surely, 2120430352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120430352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134235456).

120430352 is an abundant number, since it is smaller than the sum of its proper divisors (148040560).

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

120430352 is a wasteful number, since it uses less digits than its factorization.

120430352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7287 (or 7281 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 120430352 is about 10974.0763620452. The cubic root of 120430352 is about 493.8313443504.

Adding to 120430352 its reverse (253034021), we get a palindrome (373464373).

The spelling of 120430352 in words is "one hundred twenty million, four hundred thirty thousand, three hundred fifty-two".

Divisors: 1 2 4 7 8 14 16 28 56 112 151 302 604 1057 1208 2114 2416 4228 7121 8456 14242 16912 28484 49847 56968 99694 113936 199388 398776 797552 1075271 2150542 4301084 7526897 8602168 15053794 17204336 30107588 60215176 120430352