Base | Representation |
---|---|
bin | 1010011001110… |
… | …00000000101010 |
3 | 20002012022220021 |
4 | 11030320000222 |
5 | 134314324401 |
6 | 12354151054 |
7 | 2106464623 |
oct | 514700052 |
9 | 202168807 |
10 | 87261226 |
11 | 45290718 |
12 | 2528248a |
13 | 15103480 |
14 | b836a4a |
15 | 79da2a1 |
hex | 533802a |
87261226 has 16 divisors (see below), whose sum is σ = 141120000. Its totient is φ = 40228848.
The previous prime is 87261217. The next prime is 87261227. The reversal of 87261226 is 62216278.
It is a super-2 number, since 2×872612262 = 15229043126046152, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 87261191 and 87261200.
It is not an unprimeable number, because it can be changed into a prime (87261227) 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, 35175 + ... + 37573.
It is an arithmetic number, because the mean of its divisors is an integer number (8820000).
Almost surely, 287261226 is an apocalyptic number.
87261226 is a deficient number, since it is larger than the sum of its proper divisors (53858774).
87261226 is a wasteful number, since it uses less digits than its factorization.
87261226 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3813.
The product of its digits is 16128, while the sum is 34.
The square root of 87261226 is about 9341.3717408098. The cubic root of 87261226 is about 443.5478074826.
The spelling of 87261226 in words is "eighty-seven million, two hundred sixty-one thousand, two hundred twenty-six".
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