Base | Representation |
---|---|
bin | 1100101000110… |
… | …0110011110110 |
3 | 10200201221221211 |
4 | 3022030303312 |
5 | 102032134213 |
6 | 5132032034 |
7 | 1212353104 |
oct | 312146366 |
9 | 120657854 |
10 | 53005558 |
11 | 27a13951 |
12 | 1590261a |
13 | ac9b448 |
14 | 707ac74 |
15 | 49c053d |
hex | 328ccf6 |
53005558 has 16 divisors (see below), whose sum is σ = 84758400. Its totient is φ = 24774016.
The previous prime is 53005531. The next prime is 53005559. The reversal of 53005558 is 85550035.
It is a super-3 number, since 3×530055583 (a number of 24 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53005559) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166 + ... + 10297.
It is an arithmetic number, because the mean of its divisors is an integer number (5297400).
Almost surely, 253005558 is an apocalyptic number.
53005558 is a deficient number, since it is larger than the sum of its proper divisors (31752842).
53005558 is a wasteful number, since it uses less digits than its factorization.
53005558 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10631.
The product of its (nonzero) digits is 15000, while the sum is 31.
The square root of 53005558 is about 7280.4916042806. The cubic root of 53005558 is about 375.6417054262.
The spelling of 53005558 in words is "fifty-three million, five thousand, five hundred fifty-eight".
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