Base | Representation |
---|---|
bin | 1110100111111… |
… | …1101010111101 |
3 | 11021102102010210 |
4 | 3221333222331 |
5 | 111200342344 |
6 | 10030423033 |
7 | 1343245560 |
oct | 351775275 |
9 | 137372123 |
10 | 61340349 |
11 | 31696a04 |
12 | 18661a79 |
13 | c929085 |
14 | 820a4d7 |
15 | 55b9db9 |
hex | 3a7fabd |
61340349 has 8 divisors (see below), whose sum is σ = 93471040. Its totient is φ = 35051616.
The previous prime is 61340329. The next prime is 61340359. The reversal of 61340349 is 94304316.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 61340349 - 28 = 61340093 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61340329) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1460464 + ... + 1460505.
It is an arithmetic number, because the mean of its divisors is an integer number (11683880).
Almost surely, 261340349 is an apocalyptic number.
It is an amenable number.
61340349 is a deficient number, since it is larger than the sum of its proper divisors (32130691).
61340349 is a wasteful number, since it uses less digits than its factorization.
61340349 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2920979.
The product of its (nonzero) digits is 7776, while the sum is 30.
The square root of 61340349 is about 7832.0079800777. The cubic root of 61340349 is about 394.3804826849.
The spelling of 61340349 in words is "sixty-one million, three hundred forty thousand, three hundred forty-nine".
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