Base | Representation |
---|---|
bin | 1010011011001… |
… | …11101001110101 |
3 | 20002120020120221 |
4 | 11031213221311 |
5 | 134342100443 |
6 | 12402254341 |
7 | 2111236564 |
oct | 515475165 |
9 | 202506527 |
10 | 87456373 |
11 | 454042a4 |
12 | 253573b1 |
13 | 15171244 |
14 | b887bdb |
15 | 7a27eed |
hex | 5367a75 |
87456373 has 32 divisors (see below), whose sum is σ = 101836800. Its totient is φ = 74644416.
The previous prime is 87456361. The next prime is 87456389. The reversal of 87456373 is 37365478.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-87456373 is a prime.
It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87456323) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 849040 + ... + 849142.
It is an arithmetic number, because the mean of its divisors is an integer number (3182400).
Almost surely, 287456373 is an apocalyptic number.
It is an amenable number.
87456373 is a deficient number, since it is larger than the sum of its proper divisors (14380427).
87456373 is a wasteful number, since it uses less digits than its factorization.
87456373 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 241.
The product of its digits is 423360, while the sum is 43.
The square root of 87456373 is about 9351.8112149465. The cubic root of 87456373 is about 443.8782046282.
The spelling of 87456373 in words is "eighty-seven million, four hundred fifty-six thousand, three hundred seventy-three".
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