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34020668651 = 173049165633
BaseRepresentation
bin11111101011110010…
…100011010011101011
310020210221220000212212
4133223302203103223
51024133242344101
623343500555335
72313030624614
oct375362432353
9106727800785
1034020668651
1113478864992
126715552b4b
133292372388
14190a41cc0b
15d41ad31bb
hex7ebca34eb

34020668651 has 8 divisors (see below), whose sum is σ = 36023614704. Its totient is φ = 32017914880.

The previous prime is 34020668641. The next prime is 34020668659. The reversal of 34020668651 is 15686602043.

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

It is a cyclic number.

It is not a de Polignac number, because 34020668651 - 230 = 32946926827 is a prime.

It is a super-2 number, since 2×340206686512 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34020668599 and 34020668608.

It is not an unprimeable number, because it can be changed into a prime (34020668659) 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, 485531 + ... + 551163.

It is an arithmetic number, because the mean of its divisors is an integer number (4502951838).

Almost surely, 234020668651 is an apocalyptic number.

34020668651 is a deficient number, since it is larger than the sum of its proper divisors (2002946053).

34020668651 is a wasteful number, since it uses less digits than its factorization.

34020668651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96141.

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 34020668651 in words is "thirty-four billion, twenty million, six hundred sixty-eight thousand, six hundred fifty-one".

Divisors: 1 17 30491 65633 518347 1115761 2001215803 34020668651