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16061345243 = 109115119743
BaseRepresentation
bin11101111010101010…
…01010110111011011
31112110100020212122122
432331111022313123
5230343201021433
611213430211455
71106005116266
oct167525126733
945410225578
1016061345243
1168a2235449
123142ab3b8b
13168c6b45a8
14ac517dcdd
156400b2198
hex3bd54addb

16061345243 has 8 divisors (see below), whose sum is σ = 16088357376. Its totient is φ = 16034357800.

The previous prime is 16061345213. The next prime is 16061345327. The reversal of 16061345243 is 34254316061.

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 16061345243 - 28 = 16061344987 is a prime.

It is a super-2 number, since 2×160613452432 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16061345213) 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, 1643630 + ... + 1653372.

It is an arithmetic number, because the mean of its divisors is an integer number (2011044672).

Almost surely, 216061345243 is an apocalyptic number.

16061345243 is a deficient number, since it is larger than the sum of its proper divisors (27012133).

16061345243 is a wasteful number, since it uses less digits than its factorization.

16061345243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12345.

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 16061345243 in words is "sixteen billion, sixty-one million, three hundred forty-five thousand, two hundred forty-three".

Divisors: 1 1091 1511 9743 1648501 10629613 14721673 16061345243