Base | Representation |
---|---|
bin | 1010011011100… |
… | …01001111111010 |
3 | 20002122020111112 |
4 | 11031301033322 |
5 | 134344330144 |
6 | 12403200322 |
7 | 2111462300 |
oct | 515611772 |
9 | 202566445 |
10 | 87495674 |
11 | 45430882 |
12 | 253760a2 |
13 | 151860b6 |
14 | b898270 |
15 | 7a3499e |
hex | 53713fa |
87495674 has 24 divisors (see below), whose sum is σ = 154041588. Its totient is φ = 37161600.
The previous prime is 87495641. The next prime is 87495677. The reversal of 87495674 is 47659478.
It can be written as a sum of positive squares in 2 ways, for example, as 82937449 + 4558225 = 9107^2 + 2135^2 .
It is not an unprimeable number, because it can be changed into a prime (87495677) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7124 + ... + 15024.
Almost surely, 287495674 is an apocalyptic number.
87495674 is a deficient number, since it is larger than the sum of its proper divisors (66545914).
87495674 is a wasteful number, since it uses less digits than its factorization.
87495674 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8030 (or 8023 counting only the distinct ones).
The product of its digits is 1693440, while the sum is 50.
The square root of 87495674 is about 9353.9122296502. The cubic root of 87495674 is about 443.9446844217.
The spelling of 87495674 in words is "eighty-seven million, four hundred ninety-five thousand, six hundred seventy-four".
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