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60166501493 = 78595214499
BaseRepresentation
bin111000000010001100…
…111111010001110101
312202022002212221212012
4320002030333101311
51441210111021433
643350132534005
74226660552540
oct700214772165
9182262787765
1060166501493
11235754700aa
12b7b1781305
13589b0b5c97
142caaa35857
151872191848
hexe0233f475

60166501493 has 4 divisors (see below), whose sum is σ = 68761716000. Its totient is φ = 51571286988.

The previous prime is 60166501471. The next prime is 60166501517. The reversal of 60166501493 is 39410566106.

60166501493 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 39410566106 = 219705283053.

It is a cyclic number.

It is not a de Polignac number, because 60166501493 - 224 = 60149724277 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 60166501493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60166501403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4297607243 + ... + 4297607256.

It is an arithmetic number, because the mean of its divisors is an integer number (17190429000).

Almost surely, 260166501493 is an apocalyptic number.

It is an amenable number.

60166501493 is a deficient number, since it is larger than the sum of its proper divisors (8595214507).

60166501493 is an equidigital number, since it uses as much as digits as its factorization.

60166501493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8595214506.

The product of its (nonzero) digits is 116640, while the sum is 41.

The spelling of 60166501493 in words is "sixty billion, one hundred sixty-six million, five hundred one thousand, four hundred ninety-three".

Divisors: 1 7 8595214499 60166501493