Base | Representation |
---|---|
bin | 100111000011100010… |
… | …1010001111100110000 |
3 | 22000111002111100101122 |
4 | 1032013011101330300 |
5 | 2333231343441044 |
6 | 102310223521412 |
7 | 6026252035265 |
oct | 1160705217460 |
9 | 260432440348 |
10 | 83870687024 |
11 | 326298a8583 |
12 | 14308159268 |
13 | 7ba801b677 |
14 | 40b8c6b26c |
15 | 22ad1eddee |
hex | 1387151f30 |
83870687024 has 20 divisors (see below), whose sum is σ = 168102886560. Its totient is φ = 40489296960.
The previous prime is 83870687009. The next prime is 83870687027. The reversal of 83870687024 is 42078607838.
It is not an unprimeable number, because it can be changed into a prime (83870687027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90377432 + ... + 90378359.
It is an arithmetic number, because the mean of its divisors is an integer number (8405144328).
Almost surely, 283870687024 is an apocalyptic number.
It is an amenable number.
83870687024 is an abundant number, since it is smaller than the sum of its proper divisors (84232199536).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83870687024 is a wasteful number, since it uses less digits than its factorization.
83870687024 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 180755828 (or 180755822 counting only the distinct ones).
The product of its (nonzero) digits is 3612672, while the sum is 53.
The spelling of 83870687024 in words is "eighty-three billion, eight hundred seventy million, six hundred eighty-seven thousand, twenty-four".
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