Base | Representation |
---|---|
bin | 111001010000111000… |
… | …000100011000100011 |
3 | 12212201002112122011010 |
4 | 321100320010120203 |
5 | 2001411010324233 |
6 | 44125123152003 |
7 | 4304455632153 |
oct | 712070043043 |
9 | 185632478133 |
10 | 61486417443 |
11 | 24092530530 |
12 | babb815603 |
13 | 5a4b6a5039 |
14 | 2d9405c763 |
15 | 18eceb7b63 |
hex | e50e04623 |
61486417443 has 16 divisors (see below), whose sum is σ = 90659926656. Its totient is φ = 36754021440.
The previous prime is 61486417423. The next prime is 61486417459. The reversal of 61486417443 is 34471468416.
It is not a de Polignac number, because 61486417443 - 212 = 61486413347 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 61486417392 and 61486417401.
It is not an unprimeable number, because it can be changed into a prime (61486417423) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12759405 + ... + 12764222.
It is an arithmetic number, because the mean of its divisors is an integer number (5666245416).
Almost surely, 261486417443 is an apocalyptic number.
61486417443 is a deficient number, since it is larger than the sum of its proper divisors (29173509213).
61486417443 is a wasteful number, since it uses less digits than its factorization.
61486417443 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25523714.
The product of its digits is 1548288, while the sum is 48.
The spelling of 61486417443 in words is "sixty-one billion, four hundred eighty-six million, four hundred seventeen thousand, four hundred forty-three".
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