Base | Representation |
---|---|
bin | 110011101111000110… |
… | …010001000110110001 |
3 | 12022101110000110002112 |
4 | 303233012101012301 |
5 | 1402232024130410 |
6 | 41304134455105 |
7 | 4004414516051 |
oct | 635706210661 |
9 | 168343013075 |
10 | 55551005105 |
11 | 21617104382 |
12 | a923b04495 |
13 | 5313b0142b |
14 | 298da63561 |
15 | 16a1d8c105 |
hex | cef1911b1 |
55551005105 has 8 divisors (see below), whose sum is σ = 66829120872. Its totient is φ = 44328860928.
The previous prime is 55551005099. The next prime is 55551005119. The reversal of 55551005105 is 50150015555.
55551005105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 4947152896 + 50603852209 = 70336^2 + 224953^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 55551005105 - 24 = 55551005089 is a prime.
It is a super-2 number, since 2×555510051052 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13990712 + ... + 13994681.
It is an arithmetic number, because the mean of its divisors is an integer number (8353640109).
Almost surely, 255551005105 is an apocalyptic number.
It is an amenable number.
55551005105 is a deficient number, since it is larger than the sum of its proper divisors (11278115767).
55551005105 is a wasteful number, since it uses less digits than its factorization.
55551005105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27985795.
The product of its (nonzero) digits is 15625, while the sum is 32.
The spelling of 55551005105 in words is "fifty-five billion, five hundred fifty-one million, five thousand, one hundred five".
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