Base | Representation |
---|---|
bin | 101000111000010010… |
… | …1000001010111101010 |
3 | 22101121002210111102221 |
4 | 1101300211001113222 |
5 | 2414242223132200 |
6 | 104155043344254 |
7 | 6225320346511 |
oct | 1216045012752 |
9 | 271532714387 |
10 | 87788099050 |
11 | 3425a103183 |
12 | 1502008208a |
13 | 83807b4a52 |
14 | 436b243678 |
15 | 243c0ad91a |
hex | 14709415ea |
87788099050 has 12 divisors (see below), whose sum is σ = 163285864326. Its totient is φ = 35115239600.
The previous prime is 87788099017. The next prime is 87788099083. The reversal of 87788099050 is 5099088778.
It is an interprime number because it is at equal distance from previous prime (87788099017) and next prime (87788099083).
It can be written as a sum of positive squares in 3 ways, for example, as 76575618729 + 11212480321 = 276723^2 + 105889^2 .
It is a super-3 number, since 3×877880990503 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a self number, because there is not a number n which added to its sum of digits gives 87788099050.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 877880941 + ... + 877881040.
Almost surely, 287788099050 is an apocalyptic number.
87788099050 is a deficient number, since it is larger than the sum of its proper divisors (75497765276).
87788099050 is a wasteful number, since it uses less digits than its factorization.
87788099050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1755761993 (or 1755761988 counting only the distinct ones).
The product of its (nonzero) digits is 10160640, while the sum is 61.
The spelling of 87788099050 in words is "eighty-seven billion, seven hundred eighty-eight million, ninety-nine thousand, fifty".
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