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34311212 = 2213659831
BaseRepresentation
bin1000001011100…
…0110000101100
32101120012010122
42002320300230
532240424322
63223224112
7564432455
oct202706054
971505118
1034311212
1118405581
12b5a8038
1371543c0
1447b212c
15302b442
hex20b8c2c

34311212 has 12 divisors (see below), whose sum is σ = 64663536. Its totient is φ = 15835920.

The previous prime is 34311163. The next prime is 34311223. The reversal of 34311212 is 21211343.

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, 329864 + ... + 329967.

It is an arithmetic number, because the mean of its divisors is an integer number (5388628).

Almost surely, 234311212 is an apocalyptic number.

It is an amenable number.

34311212 is a deficient number, since it is larger than the sum of its proper divisors (30352324).

34311212 is a wasteful number, since it uses less digits than its factorization.

34311212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659848 (or 659846 counting only the distinct ones).

The product of its digits is 144, while the sum is 17.

The square root of 34311212 is about 5857.5773148973. The cubic root of 34311212 is about 324.9466168730.

Adding to 34311212 its reverse (21211343), we get a palindrome (55522555).

The spelling of 34311212 in words is "thirty-four million, three hundred eleven thousand, two hundred twelve".

Divisors: 1 2 4 13 26 52 659831 1319662 2639324 8577803 17155606 34311212