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34081340 = 2251704067
BaseRepresentation
bin1000001000000…
…0101000111100
32101010111210212
42002000220330
532211100330
63214251552
7562454336
oct202005074
971114725
1034081340
11182688a7
12b4b6bb8
1370a3897
144752456
152ed3295
hex2080a3c

34081340 has 12 divisors (see below), whose sum is σ = 71570856. Its totient is φ = 13632528.

The previous prime is 34081321. The next prime is 34081343. The reversal of 34081340 is 4318043.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34081343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 852014 + ... + 852053.

It is an arithmetic number, because the mean of its divisors is an integer number (5964238).

Almost surely, 234081340 is an apocalyptic number.

It is an amenable number.

34081340 is an abundant number, since it is smaller than the sum of its proper divisors (37489516).

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

34081340 is a wasteful number, since it uses less digits than its factorization.

34081340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1704076 (or 1704074 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 34081340 is about 5837.9225757113. The cubic root of 34081340 is about 324.2193175458.

Adding to 34081340 its reverse (4318043), we get a palindrome (38399383).

The spelling of 34081340 in words is "thirty-four million, eighty-one thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 1704067 3408134 6816268 8520335 17040670 34081340