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7680241351 = 1719233133349
BaseRepresentation
bin1110010011100011…
…10010111011000111
3201211020201200111101
413021301302323013
5111212120210401
63310034120531
7361215655126
oct71161627307
921736650441
107680241351
113291329002
1215a4120147
13955217a13
1452c02dabd
152ee3d7101
hex1c9c72ec7

7680241351 has 32 divisors (see below), whose sum is σ = 9220608000. Its totient is φ = 6338787840.

The previous prime is 7680241343. The next prime is 7680241363. The reversal of 7680241351 is 1531420867.

It is a cyclic number.

It is not a de Polignac number, because 7680241351 - 23 = 7680241343 is a prime.

It is a super-2 number, since 2×76802413512 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7680241351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7680241301) 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 31 ways as a sum of consecutive naturals, for example, 213625 + ... + 246973.

It is an arithmetic number, because the mean of its divisors is an integer number (288144000).

Almost surely, 27680241351 is an apocalyptic number.

7680241351 is a deficient number, since it is larger than the sum of its proper divisors (1540366649).

7680241351 is a wasteful number, since it uses less digits than its factorization.

7680241351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33439.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 7680241351 is about 87636.9862044559. The cubic root of 7680241351 is about 1972.9903267045.

The spelling of 7680241351 in words is "seven billion, six hundred eighty million, two hundred forty-one thousand, three hundred fifty-one".

Divisors: 1 17 19 23 31 323 391 437 527 589 713 7429 10013 12121 13547 33349 230299 566933 633631 767027 1033819 10771727 13039459 14573513 17574923 19642561 23777837 247749721 333923537 404223229 451778903 7680241351