Base | Representation |
---|---|
bin | 1010011011000… |
… | …00011111110111 |
3 | 20002111202101101 |
4 | 11031200133313 |
5 | 134340131223 |
6 | 12401510531 |
7 | 2111055253 |
oct | 515403767 |
9 | 202452341 |
10 | 87427063 |
11 | 45394279 |
12 | 25342447 |
13 | 15160ab9 |
14 | b87b263 |
15 | 7a1e4ad |
hex | 53607f7 |
87427063 has 4 divisors (see below), whose sum is σ = 88624768. Its totient is φ = 86229360.
The previous prime is 87427061. The next prime is 87427069. The reversal of 87427063 is 36072478.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 87427063 - 21 = 87427061 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 (87427061) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 598743 + ... + 598888.
It is an arithmetic number, because the mean of its divisors is an integer number (22156192).
Almost surely, 287427063 is an apocalyptic number.
87427063 is a deficient number, since it is larger than the sum of its proper divisors (1197705).
87427063 is a wasteful number, since it uses less digits than its factorization.
87427063 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1197704.
The product of its (nonzero) digits is 56448, while the sum is 37.
The square root of 87427063 is about 9350.2440075112. The cubic root of 87427063 is about 443.8286121919.
The spelling of 87427063 in words is "eighty-seven million, four hundred twenty-seven thousand, sixty-three".
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