Base | Representation |
---|---|
bin | 1010011000010… |
… | …01000010000001 |
3 | 20001211112221102 |
4 | 11030021002001 |
5 | 134242200201 |
6 | 12350104145 |
7 | 2105033621 |
oct | 514110201 |
9 | 201745842 |
10 | 87068801 |
11 | 4516a096 |
12 | 251ab055 |
13 | 15066a01 |
14 | b7c6881 |
15 | 799d26b |
hex | 5309081 |
87068801 has 8 divisors (see below), whose sum is σ = 90280704. Its totient is φ = 83882160.
The previous prime is 87068749. The next prime is 87068803. The reversal of 87068801 is 10886078.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 87068801 - 214 = 87052417 is a prime.
It is a super-2 number, since 2×870688012 = 15161952215155202, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (87068803) 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, 851 + ... + 13223.
It is an arithmetic number, because the mean of its divisors is an integer number (11285088).
Almost surely, 287068801 is an apocalyptic number.
It is an amenable number.
87068801 is a deficient number, since it is larger than the sum of its proper divisors (3211903).
87068801 is a wasteful number, since it uses less digits than its factorization.
87068801 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12631.
The product of its (nonzero) digits is 21504, while the sum is 38.
The square root of 87068801 is about 9331.0664449462. The cubic root of 87068801 is about 443.2215361846.
The spelling of 87068801 in words is "eighty-seven million, sixty-eight thousand, eight hundred one".
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