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8234130667 = 72255765719
BaseRepresentation
bin1111010101100101…
…01101110011101011
3210020211222011210111
413222302231303223
5113330414140132
63441021555151
7411022645600
oct75262556353
923224864714
108234130667
113545a52274
121719715ab7
13a12bba589
145818126a7
15332d47647
hex1eacadceb

8234130667 has 12 divisors (see below), whose sum is σ = 9582370320. Its totient is φ = 7054958736.

The previous prime is 8234130649. The next prime is 8234130677. The reversal of 8234130667 is 7660314328.

It is a de Polignac number, because none of the positive numbers 2k-8234130667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8234130607) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92434 + ... + 158152.

It is an arithmetic number, because the mean of its divisors is an integer number (798530860).

Almost surely, 28234130667 is an apocalyptic number.

8234130667 is a deficient number, since it is larger than the sum of its proper divisors (1348239653).

8234130667 is a wasteful number, since it uses less digits than its factorization.

8234130667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68290 (or 68283 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 8234130667 is about 90742.1107700278. The cubic root of 8234130667 is about 2019.3235871198.

The spelling of 8234130667 in words is "eight billion, two hundred thirty-four million, one hundred thirty thousand, six hundred sixty-seven".

Divisors: 1 7 49 2557 17899 65719 125293 460033 3220231 168043483 1176304381 8234130667