Base | Representation |
---|---|
bin | 1010011110001… |
… | …11011110111101 |
3 | 20010022012000201 |
4 | 11033013132331 |
5 | 134442131033 |
6 | 12414523501 |
7 | 2114463136 |
oct | 517073675 |
9 | 203265021 |
10 | 87848893 |
11 | 456521a0 |
12 | 25506591 |
13 | 1527aac2 |
14 | b94ac8d |
15 | 7aa447d |
hex | 53c77bd |
87848893 has 8 divisors (see below), whose sum is σ = 96366816. Its totient is φ = 79419600.
The previous prime is 87848867. The next prime is 87848897. The reversal of 87848893 is 39884878.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-87848893 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87848897) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20071 + ... + 24052.
It is an arithmetic number, because the mean of its divisors is an integer number (12045852).
Almost surely, 287848893 is an apocalyptic number.
It is an amenable number.
87848893 is a deficient number, since it is larger than the sum of its proper divisors (8517923).
87848893 is a wasteful number, since it uses less digits than its factorization.
87848893 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44315.
The product of its digits is 3096576, while the sum is 55.
The square root of 87848893 is about 9372.7740290695. The cubic root of 87848893 is about 444.5412821328.
The spelling of 87848893 in words is "eighty-seven million, eight hundred forty-eight thousand, eight hundred ninety-three".
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