Base | Representation |
---|---|
bin | 1010011011000… |
… | …10101101111100 |
3 | 20002112012212011 |
4 | 11031202231330 |
5 | 134340424111 |
6 | 12402021004 |
7 | 2111123623 |
oct | 515425574 |
9 | 202465764 |
10 | 87436156 |
11 | 453a0095 |
12 | 25347764 |
13 | 15164c92 |
14 | b8806ba |
15 | 7a22021 |
hex | 5362b7c |
87436156 has 12 divisors (see below), whose sum is σ = 159666192. Its totient is φ = 41817248.
The previous prime is 87436127. The next prime is 87436159. The reversal of 87436156 is 65163478.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87436159) 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, 475105 + ... + 475288.
It is an arithmetic number, because the mean of its divisors is an integer number (13305516).
Almost surely, 287436156 is an apocalyptic number.
It is an amenable number.
87436156 is a deficient number, since it is larger than the sum of its proper divisors (72230036).
87436156 is a wasteful number, since it uses less digits than its factorization.
87436156 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 950420 (or 950418 counting only the distinct ones).
The product of its digits is 120960, while the sum is 40.
The square root of 87436156 is about 9350.7302388637. The cubic root of 87436156 is about 443.8439987077.
The spelling of 87436156 in words is "eighty-seven million, four hundred thirty-six thousand, one hundred fifty-six".
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