Search a number
-
+
120925271 = 149857947
BaseRepresentation
bin1110011010100…
…10110001010111
322102112122021202
413031102301113
5221424102041
615555503115
72665563545
oct715226127
9272478252
10120925271
1162293a45
12345b7a9b
131c08c11c
14120bad95
15a939a9b
hex7352c57

120925271 has 8 divisors (see below), whose sum is σ = 122007600. Its totient is φ = 119846848.

The previous prime is 120925261. The next prime is 120925289. The reversal of 120925271 is 172529021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-120925271 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 (120925261) 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, 127220 + ... + 128166.

It is an arithmetic number, because the mean of its divisors is an integer number (15250950).

Almost surely, 2120925271 is an apocalyptic number.

120925271 is a deficient number, since it is larger than the sum of its proper divisors (1082329).

120925271 is an equidigital number, since it uses as much as digits as its factorization.

120925271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1953.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 120925271 is about 10996.6027026532. The cubic root of 120925271 is about 494.5069007200.

The spelling of 120925271 in words is "one hundred twenty million, nine hundred twenty-five thousand, two hundred seventy-one".

Divisors: 1 149 857 947 127693 141103 811579 120925271