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20214710 = 252021471
BaseRepresentation
bin100110100011…
…1001110110110
31102001000100222
41031013032312
520133332320
62001134342
7333552005
oct115071666
942030328
1020214710
111045767a
12692a3b2
13425a089
142982c3c
151b94825
hex13473b6

20214710 has 8 divisors (see below), whose sum is σ = 36386496. Its totient is φ = 8085880.

The previous prime is 20214709. The next prime is 20214713. The reversal of 20214710 is 1741202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×202147103 (a number of 23 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20214713) 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, 1010726 + ... + 1010745.

It is an arithmetic number, because the mean of its divisors is an integer number (4548312).

Almost surely, 220214710 is an apocalyptic number.

20214710 is a deficient number, since it is larger than the sum of its proper divisors (16171786).

20214710 is a wasteful number, since it uses less digits than its factorization.

20214710 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2021478.

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 20214710 is about 4496.0771790529. The cubic root of 20214710 is about 272.4096605962.

Adding to 20214710 its reverse (1741202), we get a palindrome (21955912).

The spelling of 20214710 in words is "twenty million, two hundred fourteen thousand, seven hundred ten".

Divisors: 1 2 5 10 2021471 4042942 10107355 20214710