Base | Representation |
---|---|
bin | 1010011110101… |
… | …10111011010010 |
3 | 20010102101210102 |
4 | 11033112323102 |
5 | 140001142041 |
6 | 12420132402 |
7 | 2115145430 |
oct | 517267322 |
9 | 203371712 |
10 | 87912146 |
11 | 45695773 |
12 | 25537102 |
13 | 152a082a |
14 | b965d50 |
15 | 7ab809b |
hex | 53d6ed2 |
87912146 has 8 divisors (see below), whose sum is σ = 150706560. Its totient is φ = 37676628.
The previous prime is 87912133. The next prime is 87912157. The reversal of 87912146 is 64121978.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3139706 + ... + 3139733.
It is an arithmetic number, because the mean of its divisors is an integer number (18838320).
Almost surely, 287912146 is an apocalyptic number.
87912146 is a deficient number, since it is larger than the sum of its proper divisors (62794414).
87912146 is a wasteful number, since it uses less digits than its factorization.
87912146 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6279448.
The product of its digits is 24192, while the sum is 38.
The square root of 87912146 is about 9376.1477164132. The cubic root of 87912146 is about 444.6479494749.
The spelling of 87912146 in words is "eighty-seven million, nine hundred twelve thousand, one hundred forty-six".
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