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14539155973 = 171575447417
BaseRepresentation
bin11011000101001100…
…11110101000000101
31101112020222122112021
431202212132220011
5214234010442343
610402412323141
71023202533556
oct154246365005
941466878467
1014539155973
116190a7a091
1229991734b1
1314a9223594
149bcd4232d
155a16330ed
hex36299ea05

14539155973 has 8 divisors (see below), whose sum is σ = 15492456792. Its totient is φ = 13596750336.

The previous prime is 14539155947. The next prime is 14539155989. The reversal of 14539155973 is 37955193541.

It can be written as a sum of positive squares in 4 ways, for example, as 930067009 + 13609088964 = 30497^2 + 116658^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 14539155973 - 217 = 14539024901 is a prime.

It is a super-3 number, since 3×145391559733 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14539155973.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14539155473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2721040 + ... + 2726377.

It is an arithmetic number, because the mean of its divisors is an integer number (1936557099).

Almost surely, 214539155973 is an apocalyptic number.

It is an amenable number.

14539155973 is a deficient number, since it is larger than the sum of its proper divisors (953300819).

14539155973 is a wasteful number, since it uses less digits than its factorization.

14539155973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5447591.

The product of its digits is 2551500, while the sum is 52.

The spelling of 14539155973 in words is "fourteen billion, five hundred thirty-nine million, one hundred fifty-five thousand, nine hundred seventy-three".

Divisors: 1 17 157 2669 5447417 92606089 855244469 14539155973