Base | Representation |
---|---|
bin | 111001000001111001… |
… | …101100001011101001 |
3 | 12212001120210200011011 |
4 | 321001321230023221 |
5 | 2000402201344421 |
6 | 44044150303521 |
7 | 4265315323201 |
oct | 710171541351 |
9 | 185046720134 |
10 | 61235184361 |
11 | 23a7373538a |
12 | ba4b657ba1 |
13 | 5a0b620300 |
14 | 2d6c941401 |
15 | 18d5ddd4e1 |
hex | e41e6c2e9 |
61235184361 has 24 divisors (see below), whose sum is σ = 68996914560. Its totient is φ = 54277943616.
The previous prime is 61235184347. The next prime is 61235184391. The reversal of 61235184361 is 16348153216.
61235184361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 61235184361 - 217 = 61235053289 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (61235184391) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 348250 + ... + 493708.
It is an arithmetic number, because the mean of its divisors is an integer number (2874871440).
Almost surely, 261235184361 is an apocalyptic number.
It is an amenable number.
61235184361 is a deficient number, since it is larger than the sum of its proper divisors (7761730199).
61235184361 is a wasteful number, since it uses less digits than its factorization.
61235184361 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 145585 (or 145572 counting only the distinct ones).
The product of its digits is 103680, while the sum is 40.
The spelling of 61235184361 in words is "sixty-one billion, two hundred thirty-five million, one hundred eighty-four thousand, three hundred sixty-one".
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