Search a number
-
+
120408932 = 2274300319
BaseRepresentation
bin1110010110101…
…00101101100100
322101120102000002
413023110231210
5221311041212
615540440432
72661313310
oct713245544
9271512002
10120408932
1161a71016
12343a9118
131bc3b0b7
1411dc4b40
15a886ac2
hex72d4b64

120408932 has 12 divisors (see below), whose sum is σ = 240817920. Its totient is φ = 51603816.

The previous prime is 120408931. The next prime is 120408941. The reversal of 120408932 is 239804021.

120408932 is an admirable number.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 120408895 and 120408904.

It is not an unprimeable number, because it can be changed into a prime (120408931) 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, 2150132 + ... + 2150187.

It is an arithmetic number, because the mean of its divisors is an integer number (20068160).

Almost surely, 2120408932 is an apocalyptic number.

It is an amenable number.

120408932 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

120408932 is a wasteful number, since it uses less digits than its factorization.

120408932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4300330 (or 4300328 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 120408932 is about 10973.1003822985. The cubic root of 120408932 is about 493.8020646481.

The spelling of 120408932 in words is "one hundred twenty million, four hundred eight thousand, nine hundred thirty-two".

Divisors: 1 2 4 7 14 28 4300319 8600638 17201276 30102233 60204466 120408932