Base | Representation |
---|---|
bin | 1110100011100… |
… | …0110011111001 |
3 | 11020212200000000 |
4 | 3220320303321 |
5 | 111112100410 |
6 | 10020303213 |
7 | 1340626434 |
oct | 350706371 |
9 | 136780000 |
10 | 61050105 |
11 | 31508936 |
12 | 18541b09 |
13 | c856c2c |
14 | 817281b |
15 | 555ddc0 |
hex | 3a38cf9 |
61050105 has 36 divisors (see below), whose sum is σ = 109943652. Its totient is φ = 32542560.
The previous prime is 61050091. The next prime is 61050149. The reversal of 61050105 is 50105016.
61050105 is a `hidden beast` number, since 610 + 50 + 1 + 0 + 5 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 6718464 + 54331641 = 2592^2 + 7371^2 .
It is not a de Polignac number, because 61050105 - 210 = 61049081 is a prime.
It is a super-2 number, since 2×610501052 = 7454230641022050, which contains 22 as substring.
It is an alternating number because its digits alternate between even and odd.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 31875 + ... + 33735.
Almost surely, 261050105 is an apocalyptic number.
It is an amenable number.
61050105 is a deficient number, since it is larger than the sum of its proper divisors (48893547).
61050105 is an frugal number, since it uses more digits than its factorization.
61050105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1890 (or 1869 counting only the distinct ones).
The product of its (nonzero) digits is 150, while the sum is 18.
The square root of 61050105 is about 7813.4566614271. The cubic root of 61050105 is about 393.7574692461.
The spelling of 61050105 in words is "sixty-one million, fifty thousand, one hundred five".
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