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127913541061 = 2346312011789
BaseRepresentation
bin111011100100000111…
…1011011110111000101
3110020011111220011000211
41313020033123313011
54043431331303221
6134432423035421
712145550105455
oct1671017336705
9406144804024
10127913541061
114a27a94a6a9
1220959b9bb71
13c0a6848247
146296345d65
1534d9ac36e1
hex1dc83dbdc5

127913541061 has 8 divisors (see below), whose sum is σ = 133763293440. Its totient is φ = 122087813232.

The previous prime is 127913541037. The next prime is 127913541089. The reversal of 127913541061 is 160145319721.

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 127913541061 - 221 = 127911443909 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 (127913541001) 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, 5995246 + ... + 6016543.

It is an arithmetic number, because the mean of its divisors is an integer number (16720411680).

Almost surely, 2127913541061 is an apocalyptic number.

It is an amenable number.

127913541061 is a deficient number, since it is larger than the sum of its proper divisors (5849752379).

127913541061 is a wasteful number, since it uses less digits than its factorization.

127913541061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12012275.

The product of its (nonzero) digits is 45360, while the sum is 40.

The spelling of 127913541061 in words is "one hundred twenty-seven billion, nine hundred thirteen million, five hundred forty-one thousand, sixty-one".

Divisors: 1 23 463 10649 12011789 276271147 5561458307 127913541061