Base | Representation |
---|---|
bin | 1100101011000… |
… | …1010110001000 |
3 | 10201000120020102 |
4 | 3022301112020 |
5 | 102101431313 |
6 | 5135144532 |
7 | 1213545311 |
oct | 312612610 |
9 | 121016212 |
10 | 53155208 |
11 | 28006327 |
12 | 15975148 |
13 | b0215b2 |
14 | 70b9608 |
15 | 49eea58 |
hex | 32b1588 |
53155208 has 32 divisors (see below), whose sum is σ = 104448960. Its totient is φ = 25312320.
The previous prime is 53155183. The next prime is 53155213. The reversal of 53155208 is 80255135.
It is a super-2 number, since 2×531552082 = 5650952275046528, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56018 + ... + 56958.
It is an arithmetic number, because the mean of its divisors is an integer number (3264030).
Almost surely, 253155208 is an apocalyptic number.
It is an amenable number.
53155208 is a deficient number, since it is larger than the sum of its proper divisors (51293752).
53155208 is a wasteful number, since it uses less digits than its factorization.
53155208 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1277 (or 1273 counting only the distinct ones).
The product of its (nonzero) digits is 6000, while the sum is 29.
The square root of 53155208 is about 7290.7618257628. The cubic root of 53155208 is about 375.9948882661.
It can be divided in two parts, 5315 and 5208, that multiplied together give a triangular number (27680520 = T7440).
The spelling of 53155208 in words is "fifty-three million, one hundred fifty-five thousand, two hundred eight".
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