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34290680 = 235857267
BaseRepresentation
bin1000001011001…
…1101111111000
32101112010222012
42002303233320
532234300210
63222545052
7564315554
oct202635770
971463865
1034290680
11183a1106
12b598188
137147c58
1447a8864
153025305
hex20b3bf8

34290680 has 16 divisors (see below), whose sum is σ = 77154120. Its totient is φ = 13716256.

The previous prime is 34290679. The next prime is 34290701. The reversal of 34290680 is 8609243.

It is a congruent 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, 428594 + ... + 428673.

Almost surely, 234290680 is an apocalyptic number.

It is an amenable number.

34290680 is an abundant number, since it is smaller than the sum of its proper divisors (42863440).

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

34290680 is a wasteful number, since it uses less digits than its factorization.

34290680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857278 (or 857274 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 34290680 is about 5855.8244509206. The cubic root of 34290680 is about 324.8817873824.

The spelling of 34290680 in words is "thirty-four million, two hundred ninety thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 857267 1714534 3429068 4286335 6858136 8572670 17145340 34290680