Base | Representation |
---|---|
bin | 1110101000000… |
… | …0100011000010 |
3 | 11021102121001201 |
4 | 3222000203002 |
5 | 111201001223 |
6 | 10030451414 |
7 | 1343262205 |
oct | 352004302 |
9 | 137377051 |
10 | 61343938 |
11 | 31699677 |
12 | 18663b6a |
13 | c92a8b6 |
14 | 820b93c |
15 | 55baead |
hex | 3a808c2 |
61343938 has 8 divisors (see below), whose sum is σ = 92307132. Its totient is φ = 30574896.
The previous prime is 61343911. The next prime is 61343941. The reversal of 61343938 is 83934316.
It can be written as a sum of positive squares in 2 ways, for example, as 60730849 + 613089 = 7793^2 + 783^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 61343897 and 61343906.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47745 + ... + 49012.
Almost surely, 261343938 is an apocalyptic number.
61343938 is a deficient number, since it is larger than the sum of its proper divisors (30963194).
61343938 is a wasteful number, since it uses less digits than its factorization.
61343938 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 97076.
The product of its digits is 46656, while the sum is 37.
The square root of 61343938 is about 7832.2371005990. The cubic root of 61343938 is about 394.3881742179.
It can be divided in two parts, 613 and 43938, that added together give a triangular number (44551 = T298).
The spelling of 61343938 in words is "sixty-one million, three hundred forty-three thousand, nine hundred thirty-eight".
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