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20143322 = 275113411
BaseRepresentation
bin100110011010…
…1110011011010
31101220101102222
41030311303122
520124041242
61555424042
7333133613
oct114656332
941811388
1020143322
1110408a81
1268b5022
134233734
142964c0a
151b7d5d2
hex1335cda

20143322 has 8 divisors (see below), whose sum is σ = 30257472. Its totient is φ = 10057500.

The previous prime is 20143301. The next prime is 20143327. The reversal of 20143322 is 22334102.

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 20143322.

It is not an unprimeable number, because it can be changed into a prime (20143327) 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, 5204 + ... + 8207.

It is an arithmetic number, because the mean of its divisors is an integer number (3782184).

Almost surely, 220143322 is an apocalyptic number.

20143322 is a deficient number, since it is larger than the sum of its proper divisors (10114150).

20143322 is a wasteful number, since it uses less digits than its factorization.

20143322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14164.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 20143322 is about 4488.1312369404. The cubic root of 20143322 is about 272.0886119162.

Adding to 20143322 its reverse (22334102), we get a palindrome (42477424).

The spelling of 20143322 in words is "twenty million, one hundred forty-three thousand, three hundred twenty-two".

Divisors: 1 2 751 1502 13411 26822 10071661 20143322