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58297879285 = 565717177421
BaseRepresentation
bin110110010010110100…
…110000101011110101
312120110212202010002021
4312102310300223311
51423343224114120
642440501513141
74132450540432
oct662264605365
9176425663067
1058297879285
11227a66a6628
12b36ba127b1
135660c1a579
142b707b8b89
1517b30d0aaa
hexd92d30af5

58297879285 has 8 divisors (see below), whose sum is σ = 69958913976. Its totient is φ = 46637330880.

The previous prime is 58297879243. The next prime is 58297879301.

58297879285 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 22953681 + 58274925604 = 4791^2 + 241402^2 .

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

It is not a de Polignac number, because 58297879285 - 211 = 58297877237 is a prime.

It is a super-2 number, since 2×582978792852 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239875 + ... + 417295.

It is an arithmetic number, because the mean of its divisors is an integer number (8744864247).

Almost surely, 258297879285 is an apocalyptic number.

It is an amenable number.

58297879285 is a deficient number, since it is larger than the sum of its proper divisors (11661034691).

58297879285 is a wasteful number, since it uses less digits than its factorization.

58297879285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243143.

The product of its digits is 203212800, while the sum is 70.

The spelling of 58297879285 in words is "fifty-eight billion, two hundred ninety-seven million, eight hundred seventy-nine thousand, two hundred eighty-five".

Divisors: 1 5 65717 177421 328585 887105 11659575857 58297879285