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7680130399 = 23829402797
BaseRepresentation
bin1110010011100010…
…10111110101011111
3201211020112001022001
413021301113311133
5111212103133044
63310031503131
7361215013504
oct71161276537
921736461261
107680130399
113291262707
1215a4087aa7
139551a9376
1452c0014ab
152ee3b42d4
hex1c9c57d5f

7680130399 has 8 divisors (see below), whose sum is σ = 8023736160. Its totient is φ = 7337331936.

The previous prime is 7680130387. The next prime is 7680130483. The reversal of 7680130399 is 9930310867.

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

It is not a de Polignac number, because 7680130399 - 219 = 7679606111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7680130099) 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, 182332 + ... + 220465.

It is an arithmetic number, because the mean of its divisors is an integer number (1002967020).

Almost surely, 27680130399 is an apocalyptic number.

7680130399 is a deficient number, since it is larger than the sum of its proper divisors (343605761).

7680130399 is a wasteful number, since it uses less digits than its factorization.

7680130399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403649.

The product of its (nonzero) digits is 244944, while the sum is 46.

The square root of 7680130399 is about 87636.3531817704. The cubic root of 7680130399 is about 1972.9808257758.

The spelling of 7680130399 in words is "seven billion, six hundred eighty million, one hundred thirty thousand, three hundred ninety-nine".

Divisors: 1 23 829 19067 402797 9264331 333918713 7680130399