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34397331 = 367171131
BaseRepresentation
bin1000001100110…
…1110010010011
32101201120021020
42003031302103
532301203311
63225130523
7565241523
oct203156223
971646236
1034397331
1118464251
12b629a43
137184667
1447d5683
153046c06
hex20cdc93

34397331 has 8 divisors (see below), whose sum is σ = 46547904. Its totient is φ = 22589160.

The previous prime is 34397329. The next prime is 34397333. The reversal of 34397331 is 13379343.

It is an interprime number because it is at equal distance from previous prime (34397329) and next prime (34397333).

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

It is not a de Polignac number, because 34397331 - 21 = 34397329 is a prime.

It is a super-2 number, since 2×343973312 = 2366352759847122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 34397292 and 34397301.

It is not an unprimeable number, because it can be changed into a prime (34397333) 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, 85365 + ... + 85766.

It is an arithmetic number, because the mean of its divisors is an integer number (5818488).

Almost surely, 234397331 is an apocalyptic number.

34397331 is a deficient number, since it is larger than the sum of its proper divisors (12150573).

34397331 is a wasteful number, since it uses less digits than its factorization.

34397331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171201.

The product of its digits is 20412, while the sum is 33.

The square root of 34397331 is about 5864.9237846710. The cubic root of 34397331 is about 325.2182549751.

The spelling of 34397331 in words is "thirty-four million, three hundred ninety-seven thousand, three hundred thirty-one".

Divisors: 1 3 67 201 171131 513393 11465777 34397331