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34284248243 = 74897749749
BaseRepresentation
bin11111111011100000…
…000001110010110011
310021111022212021002222
4133323200001302303
51030203231420433
623425554231255
72322411205340
oct377340016263
9107438767088
1034284248243
11135a3623163
12678988552b
133304b5aa2b
1419334317c7
15d59ceab98
hex7fb801cb3

34284248243 has 4 divisors (see below), whose sum is σ = 39181998000. Its totient is φ = 29386498488.

The previous prime is 34284248231. The next prime is 34284248287.

34284248243 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 34284248243 - 214 = 34284231859 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34284248194 and 34284248203.

It is not an unprimeable number, because it can be changed into a prime (34284244243) 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 3 ways as a sum of consecutive naturals, for example, 2448874868 + ... + 2448874881.

It is an arithmetic number, because the mean of its divisors is an integer number (9795499500).

Almost surely, 234284248243 is an apocalyptic number.

34284248243 is a deficient number, since it is larger than the sum of its proper divisors (4897749757).

34284248243 is an equidigital number, since it uses as much as digits as its factorization.

34284248243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4897749756.

The product of its digits is 1179648, while the sum is 44.

The spelling of 34284248243 in words is "thirty-four billion, two hundred eighty-four million, two hundred forty-eight thousand, two hundred forty-three".

Divisors: 1 7 4897749749 34284248243