Base | Representation |
---|---|
bin | 1110100110010… |
… | …1000101010110 |
3 | 11021012212202100 |
4 | 3221211011112 |
5 | 111133401241 |
6 | 10024222530 |
7 | 1342313223 |
oct | 351450526 |
9 | 137185670 |
10 | 61231446 |
11 | 31622101 |
12 | 1860aa46 |
13 | c8bb633 |
14 | 81bc94a |
15 | 55979b6 |
hex | 3a65156 |
61231446 has 24 divisors (see below), whose sum is σ = 133628040. Its totient is φ = 20262816.
The previous prime is 61231427. The next prime is 61231453. The reversal of 61231446 is 64413216.
61231446 is a `hidden beast` number, since 612 + 3 + 1 + 4 + 46 = 666.
61231446 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 9735 + ... + 14738.
It is an arithmetic number, because the mean of its divisors is an integer number (5567835).
Almost surely, 261231446 is an apocalyptic number.
61231446 is an abundant number, since it is smaller than the sum of its proper divisors (72396594).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61231446 is a wasteful number, since it uses less digits than its factorization.
61231446 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24620 (or 24617 counting only the distinct ones).
The product of its digits is 3456, while the sum is 27.
The square root of 61231446 is about 7825.0524598880. The cubic root of 61231446 is about 394.1469514628.
It can be divided in two parts, 6123 and 1446, that added together give a square (7569 = 872).
The spelling of 61231446 in words is "sixty-one million, two hundred thirty-one thousand, four hundred forty-six".
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