Base | Representation |
---|---|
bin | 1110110001000… |
… | …0101100001001 |
3 | 11022112120221122 |
4 | 3230100230021 |
5 | 111323344340 |
6 | 10051245025 |
7 | 1351301414 |
oct | 354205411 |
9 | 138476848 |
10 | 61934345 |
11 | 31a62210 |
12 | 188a9775 |
13 | caa6555 |
14 | 8322b7b |
15 | 5685db5 |
hex | 3b10b09 |
61934345 has 16 divisors (see below), whose sum is σ = 81829440. Its totient is φ = 44625600.
The previous prime is 61934333. The next prime is 61934359. The reversal of 61934345 is 54343916.
It is a happy number.
It is not a de Polignac number, because 61934345 - 24 = 61934329 is a prime.
It is a Curzon number.
It is a nialpdrome in base 13.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 830 + ... + 11160.
It is an arithmetic number, because the mean of its divisors is an integer number (5114340).
Almost surely, 261934345 is an apocalyptic number.
It is an amenable number.
61934345 is a deficient number, since it is larger than the sum of its proper divisors (19895095).
61934345 is a wasteful number, since it uses less digits than its factorization.
61934345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10456.
The product of its digits is 38880, while the sum is 35.
The square root of 61934345 is about 7869.8376730400. The cubic root of 61934345 is about 395.6494044345.
The spelling of 61934345 in words is "sixty-one million, nine hundred thirty-four thousand, three hundred forty-five".
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