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21014322 = 237500341
BaseRepresentation
bin101000000101…
…0011100110010
31110112122020020
41100022130302
520334424242
62030224310
7343422150
oct120123462
943478206
1021014322
111095340a
127055096
13447a014
142b103d0
151ca16ec
hex140a732

21014322 has 16 divisors (see below), whose sum is σ = 48032832. Its totient is φ = 6004080.

The previous prime is 21014303. The next prime is 21014327. The reversal of 21014322 is 22341012.

Adding to 21014322 its reverse (22341012), we get a palindrome (43355334).

It is not an unprimeable number, because it can be changed into a prime (21014327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250129 + ... + 250212.

It is an arithmetic number, because the mean of its divisors is an integer number (3002052).

Almost surely, 221014322 is an apocalyptic number.

21014322 is an abundant number, since it is smaller than the sum of its proper divisors (27018510).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21014322 is a wasteful number, since it uses less digits than its factorization.

21014322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500353.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 21014322 is about 4584.1380869254. The cubic root of 21014322 is about 275.9551229282.

The spelling of 21014322 in words is "twenty-one million, fourteen thousand, three hundred twenty-two".

Divisors: 1 2 3 6 7 14 21 42 500341 1000682 1501023 3002046 3502387 7004774 10507161 21014322