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34233420209 = 1031163285781
BaseRepresentation
bin11111111000011110…
…001000100110110001
310021100210012221011012
4133320132020212301
51030102223421314
623420541000305
72321223161552
oct377036104661
9107323187135
1034233420209
111357796731a
126774853095
1332c7472781
14192a7a0329
15d5560a93e
hex7f87889b1

34233420209 has 8 divisors (see below), whose sum is σ = 34595625792. Its totient is φ = 33871788720.

The previous prime is 34233420191. The next prime is 34233420223. The reversal of 34233420209 is 90202433243.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-34233420209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34233420509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23102 + ... + 262679.

It is an arithmetic number, because the mean of its divisors is an integer number (4324453224).

Almost surely, 234233420209 is an apocalyptic number.

It is an amenable number.

34233420209 is a deficient number, since it is larger than the sum of its proper divisors (362205583).

34233420209 is a wasteful number, since it uses less digits than its factorization.

34233420209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287047.

The product of its (nonzero) digits is 31104, while the sum is 32.

The spelling of 34233420209 in words is "thirty-four billion, two hundred thirty-three million, four hundred twenty thousand, two hundred nine".

Divisors: 1 103 1163 119789 285781 29435443 332363303 34233420209