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34230004121 = 51976586493
BaseRepresentation
bin11111111000010001…
…000110100110011001
310021100112210101011102
4133320101012212121
51030100340112441
623420335441145
72321152143245
oct377021064631
9107315711142
1034230004121
1113575a43805
1267736861b5
1332c6847911
14192a151425
15d5518369b
hex7f8446999

34230004121 has 4 divisors (see below), whose sum is σ = 34236595812. Its totient is φ = 34223412432.

The previous prime is 34230004117. The next prime is 34230004163. The reversal of 34230004121 is 12140003243.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9662890000 + 24567114121 = 98300^2 + 156739^2 .

It is a cyclic number.

It is not a de Polignac number, because 34230004121 - 22 = 34230004117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34230004093 and 34230004102.

It is not an unprimeable number, because it can be changed into a prime (34230004321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3288050 + ... + 3298443.

It is an arithmetic number, because the mean of its divisors is an integer number (8559148953).

Almost surely, 234230004121 is an apocalyptic number.

It is an amenable number.

34230004121 is a deficient number, since it is larger than the sum of its proper divisors (6591691).

34230004121 is an equidigital number, since it uses as much as digits as its factorization.

34230004121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6591690.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 34230004121 its reverse (12140003243), we get a palindrome (46370007364).

The spelling of 34230004121 in words is "thirty-four billion, two hundred thirty million, four thousand, one hundred twenty-one".

Divisors: 1 5197 6586493 34230004121