Base | Representation |
---|---|
bin | 1010100111110101001… |
… | …1011110101101100001 |
3 | 122110001002210111001020 |
4 | 2221331103132231201 |
5 | 10442220131304321 |
6 | 215500221000053 |
7 | 16120202633250 |
oct | 2517523365541 |
9 | 573032714036 |
10 | 182490884961 |
11 | 7043738a9a0 |
12 | 2b44b9b3029 |
13 | 14293a01b88 |
14 | 8b92956797 |
15 | 4b312334c6 |
hex | 2a7d4deb61 |
182490884961 has 32 divisors (see below), whose sum is σ = 319327872000. Its totient is φ = 89810959680.
The previous prime is 182490884959. The next prime is 182490884987. The reversal of 182490884961 is 169488094281.
It is not a de Polignac number, because 182490884961 - 21 = 182490884959 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 182490884895 and 182490884904.
It is not an unprimeable number, because it can be changed into a prime (182490884941) 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, 20785186 + ... + 20793963.
It is an arithmetic number, because the mean of its divisors is an integer number (9978996000).
Almost surely, 2182490884961 is an apocalyptic number.
182490884961 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
182490884961 is a deficient number, since it is larger than the sum of its proper divisors (136836987039).
182490884961 is a wasteful number, since it uses less digits than its factorization.
182490884961 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41579189.
The product of its (nonzero) digits is 7962624, while the sum is 60.
The spelling of 182490884961 in words is "one hundred eighty-two billion, four hundred ninety million, eight hundred eighty-four thousand, nine hundred sixty-one".
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