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34505997 = 320395641
BaseRepresentation
bin1000001110100…
…0010100001101
32101221002022220
42003220110031
532313142442
63231325553
7566203401
oct203502415
971832286
1034505997
1118528959
12b6808b9
1371c1c66
144823101
153068eec
hex20e850d

34505997 has 8 divisors (see below), whose sum is σ = 46038720. Its totient is φ = 22988640.

The previous prime is 34505993. The next prime is 34506011. The reversal of 34505997 is 79950543.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 34505997 - 22 = 34505993 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34505993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3297 + ... + 8937.

It is an arithmetic number, because the mean of its divisors is an integer number (5754840).

Almost surely, 234505997 is an apocalyptic number.

It is an amenable number.

34505997 is a deficient number, since it is larger than the sum of its proper divisors (11532723).

34505997 is a wasteful number, since it uses less digits than its factorization.

34505997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7683.

The product of its (nonzero) digits is 170100, while the sum is 42.

The square root of 34505997 is about 5874.1805385943. The cubic root of 34505997 is about 325.5603650187.

The spelling of 34505997 in words is "thirty-four million, five hundred five thousand, nine hundred ninety-seven".

Divisors: 1 3 2039 5641 6117 16923 11501999 34505997