Base | Representation |
---|---|
bin | 1110100011100… |
… | …0111111100111 |
3 | 11020212201000210 |
4 | 3220320333213 |
5 | 111112111410 |
6 | 10020310503 |
7 | 1340631555 |
oct | 350707747 |
9 | 136781023 |
10 | 61050855 |
11 | 31509458 |
12 | 18542433 |
13 | c857388 |
14 | 8172bd5 |
15 | 555e220 |
hex | 3a38fe7 |
61050855 has 32 divisors (see below), whose sum is σ = 102435840. Its totient is φ = 30990080.
The previous prime is 61050853. The next prime is 61050911. The reversal of 61050855 is 55805016.
It is a happy number.
It is not a de Polignac number, because 61050855 - 21 = 61050853 is a prime.
It is a super-3 number, since 3×610508553 (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 (61050853) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 107011 + ... + 107579.
It is an arithmetic number, because the mean of its divisors is an integer number (3201120).
Almost surely, 261050855 is an apocalyptic number.
61050855 is a deficient number, since it is larger than the sum of its proper divisors (41384985).
61050855 is a wasteful number, since it uses less digits than its factorization.
61050855 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 911.
The product of its (nonzero) digits is 6000, while the sum is 30.
The square root of 61050855 is about 7813.5046554027. The cubic root of 61050855 is about 393.7590816751.
The spelling of 61050855 in words is "sixty-one million, fifty thousand, eight hundred fifty-five".
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