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60442428137 = 71312724121701
BaseRepresentation
bin111000010010101001…
…100100001011101001
312210000100002111001112
4320102221210023221
51442241230200022
643433351000105
74236551106440
oct702251441351
9183010074045
1060442428137
11236a71a1953
12b86a069035
1359133055a0
142cd553dd57
15188b4e78e2
hexe12a642e9

60442428137 has 32 divisors (see below), whose sum is σ = 75291009024. Its totient is φ = 47246976000.

The previous prime is 60442428071. The next prime is 60442428161. The reversal of 60442428137 is 73182424406.

It is not a de Polignac number, because 60442428137 - 214 = 60442411753 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 60442428094 and 60442428103.

It is not an unprimeable number, because it can be changed into a prime (60442428187) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2774387 + ... + 2796087.

It is an arithmetic number, because the mean of its divisors is an integer number (2352844032).

Almost surely, 260442428137 is an apocalyptic number.

It is an amenable number.

60442428137 is a deficient number, since it is larger than the sum of its proper divisors (14848580887).

60442428137 is a wasteful number, since it uses less digits than its factorization.

60442428137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22089.

The product of its (nonzero) digits is 258048, while the sum is 41.

The spelling of 60442428137 in words is "sixty billion, four hundred forty-two million, four hundred twenty-eight thousand, one hundred thirty-seven".

Divisors: 1 7 13 91 127 241 889 1651 1687 3133 11557 21701 21931 30607 151907 214249 282113 397891 1974791 2756027 2785237 5229941 19292189 35828351 36609587 67989233 250798457 475924631 664202507 4649417549 8634632591 60442428137