Base | Representation |
---|---|
bin | 1010011110111… |
… | …10010011001100 |
3 | 20010110221020000 |
4 | 11033132103030 |
5 | 140003123343 |
6 | 12420524300 |
7 | 2115332454 |
oct | 517362314 |
9 | 203427200 |
10 | 87942348 |
11 | 4570642a |
12 | 25550690 |
13 | 152b14c0 |
14 | b972d64 |
15 | 7ac1ed3 |
hex | 53de4cc |
87942348 has 60 divisors (see below), whose sum is σ = 247595040. Its totient is φ = 27057888.
The previous prime is 87942347. The next prime is 87942359. The reversal of 87942348 is 84324978.
It is not an unprimeable number, because it can be changed into a prime (87942341) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6228 + ... + 14651.
It is an arithmetic number, because the mean of its divisors is an integer number (4126584).
Almost surely, 287942348 is an apocalyptic number.
It is an amenable number.
87942348 is an abundant number, since it is smaller than the sum of its proper divisors (159652692).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87942348 is a wasteful number, since it uses less digits than its factorization.
87942348 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20908 (or 20897 counting only the distinct ones).
The product of its digits is 387072, while the sum is 45.
The square root of 87942348 is about 9377.7581542712. The cubic root of 87942348 is about 444.6988628788.
The spelling of 87942348 in words is "eighty-seven million, nine hundred forty-two thousand, three hundred forty-eight".
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