Base | Representation |
---|---|
bin | 1110100010111… |
… | …0000011100111 |
3 | 11020210102120112 |
4 | 3220232003213 |
5 | 111104143210 |
6 | 10015323235 |
7 | 1340354135 |
oct | 350560347 |
9 | 136712515 |
10 | 61006055 |
11 | 31488830 |
12 | 1852051b |
13 | c83cb76 |
14 | 8160755 |
15 | 5550d05 |
hex | 3a2e0e7 |
61006055 has 16 divisors (see below), whose sum is σ = 84067200. Its totient is φ = 42032160.
The previous prime is 61006019. The next prime is 61006063. The reversal of 61006055 is 55060016.
It is not a de Polignac number, because 61006055 - 210 = 61005031 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 61006055.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28145 + ... + 30234.
It is an arithmetic number, because the mean of its divisors is an integer number (5254200).
Almost surely, 261006055 is an apocalyptic number.
61006055 is a deficient number, since it is larger than the sum of its proper divisors (23061145).
61006055 is a wasteful number, since it uses less digits than its factorization.
61006055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58414.
The product of its (nonzero) digits is 900, while the sum is 23.
The square root of 61006055 is about 7810.6372979418. The cubic root of 61006055 is about 393.6627427374.
The spelling of 61006055 in words is "sixty-one million, six thousand, fifty-five".
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