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71701004501 = 719228373963
BaseRepresentation
bin100001011000110110…
…1101000000011010101
320212001222002102101022
41002301231220003111
52133320424121001
652534453210525
75115550324310
oct1026155500325
9225058072338
1071701004501
1128454390a15
1211a90630a45
1369b89861a9
1436828bd977
151ce9b1211b
hex10b1b680d5

71701004501 has 12 divisors (see below), whose sum is σ = 86483842272. Its totient is φ = 58223370024.

The previous prime is 71701004491. The next prime is 71701004537. The reversal of 71701004501 is 10540010717.

It is a de Polignac number, because none of the positive numbers 2k-71701004501 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 (71701004581) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14184455 + ... + 14189508.

It is an arithmetic number, because the mean of its divisors is an integer number (7206986856).

Almost surely, 271701004501 is an apocalyptic number.

It is an amenable number.

71701004501 is a deficient number, since it is larger than the sum of its proper divisors (14782837771).

71701004501 is a wasteful number, since it uses less digits than its factorization.

71701004501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28374008 (or 28373989 counting only the distinct ones).

The product of its (nonzero) digits is 980, while the sum is 26.

The spelling of 71701004501 in words is "seventy-one billion, seven hundred one million, four thousand, five hundred one".

Divisors: 1 7 19 133 361 2527 28373963 198617741 539105297 3773737079 10243000643 71701004501