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8130886255 = 58348740231
BaseRepresentation
bin1111001001010001…
…10111101001101111
3202222122200211002101
413210220313221233
5113123001330010
63422453035531
7405330251512
oct74450675157
922878624071
108130886255
1134a2745208
1216ab025ba7
139c76ac0cb
14571c18d79
15328c5173a
hex1e4a37a6f

8130886255 has 16 divisors (see below), whose sum is σ = 9895140864. Its totient is φ = 6412983840.

The previous prime is 8130886217. The next prime is 8130886273. The reversal of 8130886255 is 5526880318.

It is not a de Polignac number, because 8130886255 - 211 = 8130884207 is a prime.

It is a super-2 number, since 2×81308862552 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181990 + ... + 222220.

It is an arithmetic number, because the mean of its divisors is an integer number (618446304).

Almost surely, 28130886255 is an apocalyptic number.

8130886255 is a deficient number, since it is larger than the sum of its proper divisors (1764254609).

8130886255 is a wasteful number, since it uses less digits than its factorization.

8130886255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40806.

The product of its (nonzero) digits is 460800, while the sum is 46.

The square root of 8130886255 is about 90171.4270431604. The cubic root of 8130886255 is about 2010.8482393789.

The spelling of 8130886255 in words is "eight billion, one hundred thirty million, eight hundred eighty-six thousand, two hundred fifty-five".

Divisors: 1 5 83 415 487 2435 40231 40421 201155 202105 3339173 16695865 19592497 97962485 1626177251 8130886255