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60680143 = 593113307
BaseRepresentation
bin1110011101111…
…0011111001111
311020011212111201
43213132133033
5111013231033
610004330331
71334526016
oct347363717
9136155451
1060680143
1131285987
12183a39a7
13c757714
1480b7a7d
1554d947d
hex39de7cf

60680143 has 8 divisors (see below), whose sum is σ = 61925760. Its totient is φ = 59441880.

The previous prime is 60680107. The next prime is 60680153. The reversal of 60680143 is 34108606.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-60680143 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 (60680153) 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, 16696 + ... + 20002.

It is an arithmetic number, because the mean of its divisors is an integer number (7740720).

Almost surely, 260680143 is an apocalyptic number.

60680143 is a deficient number, since it is larger than the sum of its proper divisors (1245617).

60680143 is a wasteful number, since it uses less digits than its factorization.

60680143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3677.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 60680143 is about 7789.7460163987. The cubic root of 60680143 is about 392.9604705713.

Adding to 60680143 its reverse (34108606), we get a palindrome (94788749).

The spelling of 60680143 in words is "sixty million, six hundred eighty thousand, one hundred forty-three".

Divisors: 1 59 311 3307 18349 195113 1028477 60680143