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161130505226113 = 5919913723746293
BaseRepresentation
bin100100101000110000011110…
…100001101100011110000001
3210010111220222221201212022001
4210220300132201230132001
5132104430233314213423
61330410155431344001
745640203062145553
oct4450603641543601
9703456887655261
10161130505226113
114738307759a145
12160a4208222001
136bba706729547
142bb0a881b34d3
151396592e98cad
hex928c1e86c781

161130505226113 has 8 divisors (see below), whose sum is σ = 164684955528000. Its totient is φ = 157603502417328.

The previous prime is 161130505226111. The next prime is 161130505226143. The reversal of 161130505226113 is 311622505031161.

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 161130505226113 - 21 = 161130505226111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (161130505226111) 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, 6861861406 + ... + 6861884887.

It is an arithmetic number, because the mean of its divisors is an integer number (20585619441000).

Almost surely, 2161130505226113 is an apocalyptic number.

It is an amenable number.

161130505226113 is a deficient number, since it is larger than the sum of its proper divisors (3554450301887).

161130505226113 is a wasteful number, since it uses less digits than its factorization.

161130505226113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13723746551.

The product of its (nonzero) digits is 32400, while the sum is 37.

The spelling of 161130505226113 in words is "one hundred sixty-one trillion, one hundred thirty billion, five hundred five million, two hundred twenty-six thousand, one hundred thirteen".

Divisors: 1 59 199 11741 13723746293 809701031287 2731025512307 161130505226113