Search a number
-
+
120131030141 = 2343121467169
BaseRepresentation
bin110111111100001011…
…1100000110001111101
3102111002010201122001122
41233320113200301331
53432012020431031
6131104252520325
711451646623323
oct1577027406175
9374063648048
10120131030141
1146a4691aaa1
121b3477800a5
13b4363a39b5
145b588d3d13
1531d173947b
hex1bf85e0c7d

120131030141 has 8 divisors (see below), whose sum is σ = 128269331520. Its totient is φ = 112235663232.

The previous prime is 120131030113. The next prime is 120131030171. The reversal of 120131030141 is 141030131021.

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

It is a cyclic number.

It is not a de Polignac number, because 120131030141 - 226 = 120063921277 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 (120131030101) 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, 60732596 + ... + 60734573.

It is an arithmetic number, because the mean of its divisors is an integer number (16033666440).

Almost surely, 2120131030141 is an apocalyptic number.

It is an amenable number.

120131030141 is a deficient number, since it is larger than the sum of its proper divisors (8138301379).

120131030141 is a wasteful number, since it uses less digits than its factorization.

120131030141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121467235.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 120131030141 its reverse (141030131021), we get a palindrome (261161161162).

The spelling of 120131030141 in words is "one hundred twenty billion, one hundred thirty-one million, thirty thousand, one hundred forty-one".

Divisors: 1 23 43 989 121467169 2793744887 5223088267 120131030141