Base | Representation |
---|---|
bin | 110000100010100110… |
… | …001110110110101111 |
3 | 11222112100002010122101 |
4 | 300202212032312233 |
5 | 1323220213231330 |
6 | 35535453355531 |
7 | 3523404105514 |
oct | 604246166657 |
9 | 158470063571 |
10 | 52120055215 |
11 | 201164599a8 |
12 | a126a98ba7 |
13 | 4bb8060177 |
14 | 274611b30b |
15 | 1550a6e4ca |
hex | c2298edaf |
52120055215 has 16 divisors (see below), whose sum is σ = 63928321920. Its totient is φ = 40774694400.
The previous prime is 52120055209. The next prime is 52120055231. The reversal of 52120055215 is 51255002125.
It is not a de Polignac number, because 52120055215 - 215 = 52120022447 is a prime.
It is a super-2 number, since 2×521200552152 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189901 + ... + 374569.
It is an arithmetic number, because the mean of its divisors is an integer number (3995520120).
Almost surely, 252120055215 is an apocalyptic number.
52120055215 is a deficient number, since it is larger than the sum of its proper divisors (11808266705).
52120055215 is a wasteful number, since it uses less digits than its factorization.
52120055215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 185922.
The product of its (nonzero) digits is 5000, while the sum is 28.
The spelling of 52120055215 in words is "fifty-two billion, one hundred twenty million, fifty-five thousand, two hundred fifteen".
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