Base | Representation |
---|---|
bin | 11011110110011000111010… |
… | …11011110011001010001001 |
3 | 22000211201102102022222122010 |
4 | 31323030131123303022021 |
5 | 31011344000210002421 |
6 | 334130215102450133 |
7 | 15620422366100160 |
oct | 1573143533631211 |
9 | 260751372288563 |
10 | 61242432500361 |
11 | 18571851617812 |
12 | 6a5123a893949 |
13 | 28231a1173478 |
14 | 111a21450c3d7 |
15 | 7130c9abb076 |
hex | 37b31d6f3289 |
61242432500361 has 32 divisors (see below), whose sum is σ = 98811801158400. Its totient is φ = 32936946057216.
The previous prime is 61242432500321. The next prime is 61242432500407. The reversal of 61242432500361 is 16300523424216.
It is not a de Polignac number, because 61242432500361 - 26 = 61242432500297 is a prime.
It is a super-2 number, since 2×612424325003612 (a number of 28 digits) contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (61242432500321) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128953065 + ... + 129427113.
It is an arithmetic number, because the mean of its divisors is an integer number (3087868786200).
Almost surely, 261242432500361 is an apocalyptic number.
It is an amenable number.
61242432500361 is a deficient number, since it is larger than the sum of its proper divisors (37569368658039).
61242432500361 is a wasteful number, since it uses less digits than its factorization.
61242432500361 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 835953.
The product of its (nonzero) digits is 207360, while the sum is 39.
Adding to 61242432500361 its reverse (16300523424216), we get a palindrome (77542955924577).
The spelling of 61242432500361 in words is "sixty-one trillion, two hundred forty-two billion, four hundred thirty-two million, five hundred thousand, three hundred sixty-one".
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