Base | Representation |
---|---|
bin | 1110100011110… |
… | …0001110110011 |
3 | 11020220101012220 |
4 | 3220330032303 |
5 | 111113022430 |
6 | 10020452123 |
7 | 1341015330 |
oct | 350741663 |
9 | 136811186 |
10 | 61064115 |
11 | 31518412 |
12 | 1854a043 |
13 | c860418 |
14 | 8177987 |
15 | 5563110 |
hex | 3a3c3b3 |
61064115 has 32 divisors (see below), whose sum is σ = 113564160. Its totient is φ = 27439104.
The previous prime is 61064093. The next prime is 61064123. The reversal of 61064115 is 51146016.
It is not a de Polignac number, because 61064115 - 25 = 61064083 is a prime.
It is a super-2 number, since 2×610641152 = 7457652281466450, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1267 + ... + 11123.
It is an arithmetic number, because the mean of its divisors is an integer number (3548880).
Almost surely, 261064115 is an apocalyptic number.
61064115 is a deficient number, since it is larger than the sum of its proper divisors (52500045).
61064115 is a wasteful number, since it uses less digits than its factorization.
61064115 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9931.
The product of its (nonzero) digits is 720, while the sum is 24.
The square root of 61064115 is about 7814.3531402158. The cubic root of 61064115 is about 393.7875872407.
The spelling of 61064115 in words is "sixty-one million, sixty-four thousand, one hundred fifteen".
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