Base | Representation |
---|---|
bin | 101001101010011100… |
… | …0011001010010100001 |
3 | 22112221101021121111101 |
4 | 1103110320121102201 |
5 | 2431214022234421 |
6 | 105034035514401 |
7 | 6315113045044 |
oct | 1232470312241 |
9 | 275841247441 |
10 | 89470899361 |
11 | 34a42a98a38 |
12 | 1540b758a01 |
13 | 858b31b68c |
14 | 448a92cc5b |
15 | 24d9bb6191 |
hex | 14d4e194a1 |
89470899361 has 2 divisors, whose sum is σ = 89470899362. Its totient is φ = 89470899360.
The previous prime is 89470899359. The next prime is 89470899403. The reversal of 89470899361 is 16399807498.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 72546190336 + 16924709025 = 269344^2 + 130095^2 .
It is a cyclic number.
It is not a de Polignac number, because 89470899361 - 21 = 89470899359 is a prime.
Together with 89470899359, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 89470899293 and 89470899302.
It is not a weakly prime, because it can be changed into another prime (89470899961) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44735449680 + 44735449681.
It is an arithmetic number, because the mean of its divisors is an integer number (44735449681).
Almost surely, 289470899361 is an apocalyptic number.
It is an amenable number.
89470899361 is a deficient number, since it is larger than the sum of its proper divisors (1).
89470899361 is an equidigital number, since it uses as much as digits as its factorization.
89470899361 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 23514624, while the sum is 64.
The spelling of 89470899361 in words is "eighty-nine billion, four hundred seventy million, eight hundred ninety-nine thousand, three hundred sixty-one".
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