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16071006697 = 711151196657
BaseRepresentation
bin11101111011110100…
…00001100111101001
31112111000102201200021
432331322001213221
5230403134203242
611214413240441
71106153205634
oct167572014751
945430381607
1016071006697
1168a7734219
123146193121
1316916b8025
14ac6576c1b
15640d6eb67
hex3bde819e9

16071006697 has 8 divisors (see below), whose sum is σ = 16311601152. Its totient is φ = 15830808000.

The previous prime is 16071006649. The next prime is 16071006709. The reversal of 16071006697 is 79660017061.

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 16071006697 - 219 = 16070482409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16071006197) 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, 16608 + ... + 180049.

It is an arithmetic number, because the mean of its divisors is an integer number (2038950144).

Almost surely, 216071006697 is an apocalyptic number.

It is an amenable number.

16071006697 is a deficient number, since it is larger than the sum of its proper divisors (240594455).

16071006697 is a wasteful number, since it uses less digits than its factorization.

16071006697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197879.

The product of its (nonzero) digits is 95256, while the sum is 43.

The spelling of 16071006697 in words is "sixteen billion, seventy-one million, six thousand, six hundred ninety-seven".

Divisors: 1 71 1151 81721 196657 13962647 226352207 16071006697