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34038940289 = 307238146567
BaseRepresentation
bin11111101100111000…
…010000001010000001
310020212020021022212012
4133230320100022001
51024202432042124
623345352342305
72313342134654
oct375470201201
9106766238765
1034038940289
1113488104712
12671b6a4995
13329609bbb3
14190ca1789b
15d434e1e0e
hex7ece10281

34038940289 has 8 divisors (see below), whose sum is σ = 34164892608. Its totient is φ = 33913086480.

The previous prime is 34038940231. The next prime is 34038940301. The reversal of 34038940289 is 98204983043.

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-34038940289 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (34038940189) 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, 707684 + ... + 754250.

It is an arithmetic number, because the mean of its divisors is an integer number (4270611576).

Almost surely, 234038940289 is an apocalyptic number.

It is an amenable number.

34038940289 is a deficient number, since it is larger than the sum of its proper divisors (125952319).

34038940289 is a wasteful number, since it uses less digits than its factorization.

34038940289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49255.

The product of its (nonzero) digits is 1492992, while the sum is 50.

The spelling of 34038940289 in words is "thirty-four billion, thirty-eight million, nine hundred forty thousand, two hundred eighty-nine".

Divisors: 1 307 2381 46567 730967 14296069 110876027 34038940289