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34130421321 = 341532739419
BaseRepresentation
bin11111110010010101…
…001110011001001001
310021002121102001020120
4133302111032121021
51024344341440241
623402421213453
72315532536343
oct376225163111
9107077361216
1034130421321
1113524807777
126746261289
1332ac01bc99
14191ac2c293
15d4b562666
hex7f254e649

34130421321 has 8 divisors (see below), whose sum is σ = 45518202720. Its totient is φ = 22748127072.

The previous prime is 34130421313. The next prime is 34130421329. The reversal of 34130421321 is 12312403143.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (34130421313) and next prime (34130421329).

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

It is not a de Polignac number, because 34130421321 - 23 = 34130421313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34130421291 and 34130421300.

It is not an unprimeable number, because it can be changed into a prime (34130421329) 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, 1357251 + ... + 1382168.

It is an arithmetic number, because the mean of its divisors is an integer number (5689775340).

Almost surely, 234130421321 is an apocalyptic number.

It is an amenable number.

34130421321 is a deficient number, since it is larger than the sum of its proper divisors (11387781399).

34130421321 is a wasteful number, since it uses less digits than its factorization.

34130421321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2743575.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 34130421321 its reverse (12312403143), we get a palindrome (46442824464).

The spelling of 34130421321 in words is "thirty-four billion, one hundred thirty million, four hundred twenty-one thousand, three hundred twenty-one".

Divisors: 1 3 4153 12459 2739419 8218257 11376807107 34130421321