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16106060161 = 85918749779
BaseRepresentation
bin11101111111111111…
…01111100110000001
31112120110101121222201
432333333233212001
5230441122411121
611222104433201
71110060152422
oct167777574601
945513347881
1016106060161
1169154a6424
123155a78801
131698a3c219
14acb09d649
15643e95e91
hex3bffef981

16106060161 has 4 divisors (see below), whose sum is σ = 16124810800. Its totient is φ = 16087309524.

The previous prime is 16106060143. The next prime is 16106060203.

16106060161 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16106060161 - 227 = 15971842433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16106060101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9374031 + ... + 9375748.

It is an arithmetic number, because the mean of its divisors is an integer number (4031202700).

Almost surely, 216106060161 is an apocalyptic number.

It is an amenable number.

16106060161 is a deficient number, since it is larger than the sum of its proper divisors (18750639).

16106060161 is an equidigital number, since it uses as much as digits as its factorization.

16106060161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18750638.

The product of its (nonzero) digits is 1296, while the sum is 28.

The spelling of 16106060161 in words is "sixteen billion, one hundred six million, sixty thousand, one hundred sixty-one".

Divisors: 1 859 18749779 16106060161