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34312388 = 2211779827
BaseRepresentation
bin1000001011100…
…1000011000100
32101120020202012
42002321003010
532240444023
63223233352
7564436055
oct202710304
971506665
1034312388
1118406450
12b5a8858
137154ab6
1447b272c
15302b978
hex20b90c4

34312388 has 12 divisors (see below), whose sum is σ = 65505552. Its totient is φ = 15596520.

The previous prime is 34312379. The next prime is 34312393. The reversal of 34312388 is 88321343.

It is a happy number.

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, 389870 + ... + 389957.

It is an arithmetic number, because the mean of its divisors is an integer number (5458796).

Almost surely, 234312388 is an apocalyptic number.

It is an amenable number.

34312388 is a deficient number, since it is larger than the sum of its proper divisors (31193164).

34312388 is a wasteful number, since it uses less digits than its factorization.

34312388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779842 (or 779840 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

The square root of 34312388 is about 5857.6776968352. The cubic root of 34312388 is about 324.9503292927.

The spelling of 34312388 in words is "thirty-four million, three hundred twelve thousand, three hundred eighty-eight".

Divisors: 1 2 4 11 22 44 779827 1559654 3119308 8578097 17156194 34312388