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20313314 = 271738387
BaseRepresentation
bin100110101111…
…1010011100010
31102020000121222
41031133103202
520200011224
62003215042
7334442330
oct115372342
942200558
1020313314
111051476a
126977482
134292c18
1429aab50
151bb3b5e
hex135f4e2

20313314 has 16 divisors (see below), whose sum is σ = 35028288. Its totient is φ = 8654352.

The previous prime is 20313281. The next prime is 20313343. The reversal of 20313314 is 41331302.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20313292 and 20313301.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1772 + ... + 6615.

It is an arithmetic number, because the mean of its divisors is an integer number (2189268).

Almost surely, 220313314 is an apocalyptic number.

20313314 is a deficient number, since it is larger than the sum of its proper divisors (14714974).

20313314 is a wasteful number, since it uses less digits than its factorization.

20313314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8569.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 20313314 is about 4507.0293986172. The cubic root of 20313314 is about 272.8518654091.

Adding to 20313314 its reverse (41331302), we get a palindrome (61644616).

The spelling of 20313314 in words is "twenty million, three hundred thirteen thousand, three hundred fourteen".

Divisors: 1 2 7 14 173 346 1211 2422 8387 16774 58709 117418 1450951 2901902 10156657 20313314