Base | Representation |
---|---|
bin | 1110101111101… |
… | …0001101111001 |
3 | 11022100220200110 |
4 | 3223322031321 |
5 | 111312423142 |
6 | 10045254533 |
7 | 1350436146 |
oct | 353721571 |
9 | 138326613 |
10 | 61842297 |
11 | 319aa040 |
12 | 18864449 |
13 | ca7369a |
14 | 82db3cd |
15 | 566899c |
hex | 3afa379 |
61842297 has 16 divisors (see below), whose sum is σ = 93055680. Its totient is φ = 36187200.
The previous prime is 61842289. The next prime is 61842307. The reversal of 61842297 is 79224816.
It is not a de Polignac number, because 61842297 - 23 = 61842289 is a prime.
It is a plaindrome in base 15.
It is not an unprimeable number, because it can be changed into a prime (61842217) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31354 + ... + 33267.
It is an arithmetic number, because the mean of its divisors is an integer number (5815980).
Almost surely, 261842297 is an apocalyptic number.
It is an amenable number.
61842297 is a deficient number, since it is larger than the sum of its proper divisors (31213383).
61842297 is a wasteful number, since it uses less digits than its factorization.
61842297 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64664.
The product of its digits is 48384, while the sum is 39.
The square root of 61842297 is about 7863.9873473957. The cubic root of 61842297 is about 395.4533000309.
The spelling of 61842297 in words is "sixty-one million, eight hundred forty-two thousand, two hundred ninety-seven".
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