Base | Representation |
---|---|
bin | 1110100100100… |
… | …0100011110001 |
3 | 11020222221111001 |
4 | 3221020203301 |
5 | 111121131414 |
6 | 10021522001 |
7 | 1341315463 |
oct | 351104361 |
9 | 136887431 |
10 | 61114609 |
11 | 31552346 |
12 | 18573301 |
13 | c87a3ba |
14 | 818c133 |
15 | 5573074 |
hex | 3a488f1 |
61114609 has 16 divisors (see below), whose sum is σ = 67599360. Its totient is φ = 54996480.
The previous prime is 61114607. The next prime is 61114631. The reversal of 61114609 is 90641116.
It is not a de Polignac number, because 61114609 - 21 = 61114607 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (61114601) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46252 + ... + 47554.
It is an arithmetic number, because the mean of its divisors is an integer number (4224960).
Almost surely, 261114609 is an apocalyptic number.
It is an amenable number.
61114609 is a deficient number, since it is larger than the sum of its proper divisors (6484751).
61114609 is a wasteful number, since it uses less digits than its factorization.
61114609 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1440.
The product of its (nonzero) digits is 1296, while the sum is 28.
The square root of 61114609 is about 7817.5833222294. The cubic root of 61114609 is about 393.8960985012.
The spelling of 61114609 in words is "sixty-one million, one hundred fourteen thousand, six hundred nine".
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