Base | Representation |
---|---|
bin | 1001101001001… |
… | …01001111010100 |
3 | 12122012210011202 |
4 | 10310211033110 |
5 | 131202033014 |
6 | 12005452032 |
7 | 2001402212 |
oct | 464451724 |
9 | 178183152 |
10 | 80892884 |
11 | 41731026 |
12 | 23111018 |
13 | 139b3917 |
14 | aa59cb2 |
15 | 717d3de |
hex | 4d253d4 |
80892884 has 6 divisors (see below), whose sum is σ = 141562554. Its totient is φ = 40446440.
The previous prime is 80892881. The next prime is 80892887. The reversal of 80892884 is 48829808.
It is an interprime number because it is at equal distance from previous prime (80892881) and next prime (80892887).
It can be written as a sum of positive squares in only one way, i.e., 49308484 + 31584400 = 7022^2 + 5620^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80892881) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111607 + ... + 10111614.
It is an arithmetic number, because the mean of its divisors is an integer number (23593759).
Almost surely, 280892884 is an apocalyptic number.
It is an amenable number.
80892884 is a deficient number, since it is larger than the sum of its proper divisors (60669670).
80892884 is a wasteful number, since it uses less digits than its factorization.
80892884 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20223225 (or 20223223 counting only the distinct ones).
The product of its (nonzero) digits is 294912, while the sum is 47.
The square root of 80892884 is about 8994.0471424159. The cubic root of 80892884 is about 432.4840610251.
The spelling of 80892884 in words is "eighty million, eight hundred ninety-two thousand, eight hundred eighty-four".
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