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60712202681 = 1331229657863
BaseRepresentation
bin111000100010101110…
…101011000110111001
312210201010201110011022
4320202232223012321
51443314310441211
643520225112225
74246335131234
oct704256530671
9183633643138
1060712202681
1123825501519
12b924488675
13595717c8b0
142d1d2c641b
1518a5035bdb
hexe22bab1b9

60712202681 has 16 divisors (see below), whose sum is σ = 67786306560. Its totient is φ = 53997312960.

The previous prime is 60712202659. The next prime is 60712202717. The reversal of 60712202681 is 18620221706.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-60712202681 is a prime.

It is a super-2 number, since 2×607122026812 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (60712202281) 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 15 ways as a sum of consecutive naturals, for example, 236645 + ... + 421218.

It is an arithmetic number, because the mean of its divisors is an integer number (4236644160).

Almost surely, 260712202681 is an apocalyptic number.

It is an amenable number.

60712202681 is a deficient number, since it is larger than the sum of its proper divisors (7074103879).

60712202681 is a wasteful number, since it uses less digits than its factorization.

60712202681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658136.

The product of its (nonzero) digits is 16128, while the sum is 35.

The spelling of 60712202681 in words is "sixty billion, seven hundred twelve million, two hundred two thousand, six hundred eighty-one".

Divisors: 1 13 31 229 403 2977 7099 92287 657863 8552219 20393753 150650627 265118789 1958458151 4670169437 60712202681