Base | Representation |
---|---|
bin | 1110110110001111011… |
… | …1100001100111110101 |
3 | 220101101212022222010102 |
4 | 3231203313201213311 |
5 | 13134400103223420 |
6 | 313103111003445 |
7 | 24300041034464 |
oct | 3554367414765 |
9 | 811355288112 |
10 | 255078570485 |
11 | 991a6226442 |
12 | 41529369585 |
13 | 1b09129a29b |
14 | c4bb0c69db |
15 | 697dae0a75 |
hex | 3b63de19f5 |
255078570485 has 16 divisors (see below), whose sum is σ = 306919324272. Its totient is φ = 203513472000.
The previous prime is 255078570457. The next prime is 255078570493. The reversal of 255078570485 is 584075870552.
It can be written as a sum of positive squares in 8 ways, for example, as 9594986116 + 245483584369 = 97954^2 + 495463^2 .
It is not a de Polignac number, because 255078570485 - 236 = 186359093749 is a prime.
It is a super-2 number, since 2×2550785704852 (a number of 24 digits) contains 22 as substring.
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 255078570485.
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, 3209447 + ... + 3287963.
It is an arithmetic number, because the mean of its divisors is an integer number (19182457767).
Almost surely, 2255078570485 is an apocalyptic number.
It is an amenable number.
255078570485 is a deficient number, since it is larger than the sum of its proper divisors (51840753787).
255078570485 is a wasteful number, since it uses less digits than its factorization.
255078570485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80264.
The product of its (nonzero) digits is 15680000, while the sum is 56.
The spelling of 255078570485 in words is "two hundred fifty-five billion, seventy-eight million, five hundred seventy thousand, four hundred eighty-five".
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