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58889281481 = 182893219929
BaseRepresentation
bin110110110110000100…
…110001111111001001
312122000002120110101022
4312312010301333021
51431101124001411
643015305402225
74153221430202
oct666604617711
9178002513338
1058889281481
1122a7a511878
12b4b5a99375
1357265c58b4
142bc91645a9
1517e9ea0edb
hexdb6131fc9

58889281481 has 4 divisors (see below), whose sum is σ = 58892519700. Its totient is φ = 58886043264.

The previous prime is 58889281463. The next prime is 58889281513. The reversal of 58889281481 is 18418298885.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 56874618256 + 2014663225 = 238484^2 + 44885^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-58889281481 is a prime.

It is a super-2 number, since 2×588892814812 (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 (58889286481) 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, 1591676 + ... + 1628253.

It is an arithmetic number, because the mean of its divisors is an integer number (14723129925).

Almost surely, 258889281481 is an apocalyptic number.

It is an amenable number.

58889281481 is a deficient number, since it is larger than the sum of its proper divisors (3238219).

58889281481 is a wasteful number, since it uses less digits than its factorization.

58889281481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3238218.

The product of its digits is 11796480, while the sum is 62.

The spelling of 58889281481 in words is "fifty-eight billion, eight hundred eighty-nine million, two hundred eighty-one thousand, four hundred eighty-one".

Divisors: 1 18289 3219929 58889281481