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31014422 = 219816169
BaseRepresentation
bin111011001001…
…1111000010110
32011100200210022
41312103320112
530414430142
63024425142
7524422025
oct166237026
964320708
1031014422
111656365a
12a4781b2
13656b93a
1441948bc
152ac96d2
hex1d93e16

31014422 has 8 divisors (see below), whose sum is σ = 48970200. Its totient is φ = 14691024.

The previous prime is 31014391. The next prime is 31014439. The reversal of 31014422 is 22441013.

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

It is a self number, because there is not a number n which added to its sum of digits gives 31014422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 408047 + ... + 408122.

It is an arithmetic number, because the mean of its divisors is an integer number (6121275).

Almost surely, 231014422 is an apocalyptic number.

31014422 is a deficient number, since it is larger than the sum of its proper divisors (17955778).

31014422 is a wasteful number, since it uses less digits than its factorization.

31014422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816190.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 31014422 is about 5569.0593460655. The cubic root of 31014422 is about 314.1867727315.

Adding to 31014422 its reverse (22441013), we get a palindrome (53455435).

The spelling of 31014422 in words is "thirty-one million, fourteen thousand, four hundred twenty-two".

Divisors: 1 2 19 38 816169 1632338 15507211 31014422