Search a number
-
+
120908063 = 172439953
BaseRepresentation
bin1110011010011…
…10100100011111
322102111202200102
413031032210133
5221423024223
615555251315
72665462433
oct715164437
9272452612
10120908063
1162282021
12345a9b3b
131c084343
14120b49c3
15a934928
hex734e91f

120908063 has 12 divisors (see below), whose sum is σ = 128866320. Its totient is φ = 113417472.

The previous prime is 120908027. The next prime is 120908069. The reversal of 120908063 is 360809021.

It is not a de Polignac number, because 120908063 - 212 = 120903967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120908069) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 126395 + ... + 127347.

It is an arithmetic number, because the mean of its divisors is an integer number (10738860).

Almost surely, 2120908063 is an apocalyptic number.

120908063 is a deficient number, since it is larger than the sum of its proper divisors (7958257).

120908063 is an equidigital number, since it uses as much as digits as its factorization.

120908063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1426 (or 1409 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 120908063 is about 10995.8202513501. The cubic root of 120908063 is about 494.4834430414.

The spelling of 120908063 in words is "one hundred twenty million, nine hundred eight thousand, sixty-three".

Divisors: 1 17 289 439 953 7463 16201 126871 275417 418367 7112239 120908063