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20716014695 = 519721031487
BaseRepresentation
bin10011010010110001…
…010100110001100111
31222110201211120202112
4103102301110301213
5314411244432240
613303344031235
71332235135205
oct232261246147
958421746675
1020716014695
118870717502
12402190251b
131c51b3347c
14100742c075
15813a53665
hex4d2c54c67

20716014695 has 8 divisors (see below), whose sum is σ = 24985407744. Its totient is φ = 16488685024.

The previous prime is 20716014661. The next prime is 20716014707. The reversal of 20716014695 is 59641061702.

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 20716014695 - 224 = 20699237479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10514759 + ... + 10516728.

It is an arithmetic number, because the mean of its divisors is an integer number (3123175968).

Almost surely, 220716014695 is an apocalyptic number.

20716014695 is a deficient number, since it is larger than the sum of its proper divisors (4269393049).

20716014695 is a wasteful number, since it uses less digits than its factorization.

20716014695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21031689.

The product of its (nonzero) digits is 90720, while the sum is 41.

The spelling of 20716014695 in words is "twenty billion, seven hundred sixteen million, fourteen thousand, six hundred ninety-five".

Divisors: 1 5 197 985 21031487 105157435 4143202939 20716014695