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34121342669 = 731094288217
BaseRepresentation
bin11111110001110010…
…100101111011001101
310021001222022210200012
4133301302211323031
51024340030431134
623401454443005
72315362425101
oct376162457315
9107058283605
1034121342669
111351a676857
126743203465
1332aa1908bb
141919947901
15d4a86c6ce
hex7f1ca5ecd

34121342669 has 8 divisors (see below), whose sum is σ = 34906094520. Its totient is φ = 33345167616.

The previous prime is 34121342623. The next prime is 34121342677. The reversal of 34121342669 is 96624312143.

It can be written as a sum of positive squares in 4 ways, for example, as 7865029225 + 26256313444 = 88685^2 + 162038^2 .

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 34121342669 - 220 = 34120294093 is a prime.

It is a super-2 number, since 2×341213426692 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34121344669) 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, 2136152 + ... + 2152065.

It is an arithmetic number, because the mean of its divisors is an integer number (4363261815).

Almost surely, 234121342669 is an apocalyptic number.

It is an amenable number.

34121342669 is a deficient number, since it is larger than the sum of its proper divisors (784751851).

34121342669 is a wasteful number, since it uses less digits than its factorization.

34121342669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4288399.

The product of its digits is 186624, while the sum is 41.

The spelling of 34121342669 in words is "thirty-four billion, one hundred twenty-one million, three hundred forty-two thousand, six hundred sixty-nine".

Divisors: 1 73 109 7957 4288217 313039841 467415653 34121342669