Base | Representation |
---|---|
bin | 1110101000000… |
… | …0111110100011 |
3 | 11021102200110221 |
4 | 3222000332203 |
5 | 111201030244 |
6 | 10030503511 |
7 | 1343300302 |
oct | 352007643 |
9 | 137380427 |
10 | 61345699 |
11 | 3169aa28 |
12 | 18664b97 |
13 | c92b63c |
14 | 820c439 |
15 | 55bb784 |
hex | 3a80fa3 |
61345699 has 8 divisors (see below), whose sum is σ = 65085440. Its totient is φ = 57657096.
The previous prime is 61345681. The next prime is 61345721. The reversal of 61345699 is 99654316.
61345699 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 61345699 - 221 = 59248547 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (61345619) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10299 + ... + 15124.
It is an arithmetic number, because the mean of its divisors is an integer number (8135680).
Almost surely, 261345699 is an apocalyptic number.
61345699 is a deficient number, since it is larger than the sum of its proper divisors (3739741).
61345699 is a wasteful number, since it uses less digits than its factorization.
61345699 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25569.
The product of its digits is 174960, while the sum is 43.
The square root of 61345699 is about 7832.3495197801. The cubic root of 61345699 is about 394.3919480813.
The spelling of 61345699 in words is "sixty-one million, three hundred forty-five thousand, six hundred ninety-nine".
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