Base | Representation |
---|---|
bin | 100110110000000000… |
… | …0010111110100001000 |
3 | 21221210101212111211210 |
4 | 1031200000113310020 |
5 | 2330411030321104 |
6 | 102121204053120 |
7 | 6004101404433 |
oct | 1154000276410 |
9 | 257711774753 |
10 | 83215088904 |
11 | 32322825a52 |
12 | 141646941a0 |
13 | 7b0225759c |
14 | 4055b7081a |
15 | 227089c989 |
hex | 1360017d08 |
83215088904 has 32 divisors (see below), whose sum is σ = 209415464640. Its totient is φ = 27554664000.
The previous prime is 83215088903. The next prime is 83215088921. The reversal of 83215088904 is 40988051238.
It is not an unprimeable number, because it can be changed into a prime (83215088903) 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 in 7 ways as a sum of consecutive naturals, for example, 11477487 + ... + 11484734.
It is an arithmetic number, because the mean of its divisors is an integer number (6544233270).
Almost surely, 283215088904 is an apocalyptic number.
It is an amenable number.
83215088904 is an abundant number, since it is smaller than the sum of its proper divisors (126200375736).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83215088904 is a wasteful number, since it uses less digits than its factorization.
83215088904 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22962381 (or 22962377 counting only the distinct ones).
The product of its (nonzero) digits is 552960, while the sum is 48.
The spelling of 83215088904 in words is "eighty-three billion, two hundred fifteen million, eighty-eight thousand, nine hundred four".
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