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34521214 = 27131967149
BaseRepresentation
bin1000001110110…
…0000001111110
32101221212012111
42003230001332
532314134324
63231524234
7566265640
oct203540176
971855174
1034521214
1118539332
12b68967a
1371c8b70
144828890
15306d794
hex20ec07e

34521214 has 64 divisors (see below), whose sum is σ = 68544000. Its totient is φ = 12659328.

The previous prime is 34521211. The next prime is 34521241. The reversal of 34521214 is 41212543.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34521211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 231612 + ... + 231760.

It is an arithmetic number, because the mean of its divisors is an integer number (1071000).

Almost surely, 234521214 is an apocalyptic number.

34521214 is a deficient number, since it is larger than the sum of its proper divisors (34022786).

34521214 is a wasteful number, since it uses less digits than its factorization.

34521214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257.

The product of its digits is 960, while the sum is 22.

The square root of 34521214 is about 5875.4756403205. The cubic root of 34521214 is about 325.6082149042.

Adding to 34521214 its reverse (41212543), we get a palindrome (75733757).

The spelling of 34521214 in words is "thirty-four million, five hundred twenty-one thousand, two hundred fourteen".

Divisors: 1 2 7 13 14 19 26 38 67 91 133 134 149 182 247 266 298 469 494 871 938 1043 1273 1729 1742 1937 2086 2546 2831 3458 3874 5662 6097 8911 9983 12194 13559 16549 17822 19817 19966 27118 33098 36803 39634 69881 73606 115843 129779 139762 189677 231686 257621 259558 379354 515242 908453 1327739 1816906 2465801 2655478 4931602 17260607 34521214