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34314440 = 2357910859
BaseRepresentation
bin1000001011100…
…1100011001000
32101120100120012
42002321203020
532241030230
63223251052
7564445046
oct202714310
971510505
1034314440
1118407a46
12b5a9a88
137155a04
1447b3396
15302c395
hex20b98c8

34314440 has 32 divisors (see below), whose sum is σ = 78192000. Its totient is φ = 13550784.

The previous prime is 34314431. The next prime is 34314463. The reversal of 34314440 is 4441343.

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, 2270 + ... + 8589.

It is an arithmetic number, because the mean of its divisors is an integer number (2443500).

Almost surely, 234314440 is an apocalyptic number.

It is an amenable number.

34314440 is an abundant number, since it is smaller than the sum of its proper divisors (43877560).

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

34314440 is a wasteful number, since it uses less digits than its factorization.

34314440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10949 (or 10945 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 34314440 is about 5857.8528489541. The cubic root of 34314440 is about 324.9568068831.

Adding to 34314440 its reverse (4441343), we get a palindrome (38755783).

The spelling of 34314440 in words is "thirty-four million, three hundred fourteen thousand, four hundred forty".

Divisors: 1 2 4 5 8 10 20 40 79 158 316 395 632 790 1580 3160 10859 21718 43436 54295 86872 108590 217180 434360 857861 1715722 3431444 4289305 6862888 8578610 17157220 34314440