Search a number
-
+
3130464561161 = 78771590732057
BaseRepresentation
bin101101100011011110001…
…110100110100000001001
3102002021021110100200011212
4231203132032212200021
5402242142411424121
610354040543502505
7442111554505130
oct55433616464011
912067243320155
103130464561161
11aa76936a7553
124268562b7a35
13199280a2c0a2
14ab72dd70917
155666d27025b
hex2d8de3a6809

3130464561161 has 16 divisors (see below), whose sum is σ = 3582090135936. Its totient is φ = 2679943660416.

The previous prime is 3130464561127. The next prime is 3130464561163. The reversal of 3130464561161 is 1611654640313.

It is a cyclic number.

It is not a de Polignac number, because 3130464561161 - 214 = 3130464544777 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3130464561163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97637045 + ... + 97669101.

It is an arithmetic number, because the mean of its divisors is an integer number (223880633496).

Almost surely, 23130464561161 is an apocalyptic number.

It is an amenable number.

3130464561161 is a deficient number, since it is larger than the sum of its proper divisors (451625574775).

3130464561161 is a wasteful number, since it uses less digits than its factorization.

3130464561161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48848.

The product of its (nonzero) digits is 155520, while the sum is 41.

The spelling of 3130464561161 in words is "three trillion, one hundred thirty billion, four hundred sixty-four million, five hundred sixty-one thousand, one hundred sixty-one".

Divisors: 1 7 877 6139 15907 32057 111349 224399 13950439 28113989 97653073 196797923 509930699 3569514893 447209223023 3130464561161