Base | Representation |
---|---|
bin | 1010101100010… |
… | …00010111110110 |
3 | 20020202121011211 |
4 | 11112020113312 |
5 | 140430000132 |
6 | 12522152034 |
7 | 2136221500 |
oct | 526102766 |
9 | 206677154 |
10 | 89687542 |
11 | 4669863a |
12 | 2605261a |
13 | 15772969 |
14 | bca8d70 |
15 | 7d19147 |
hex | 55885f6 |
89687542 has 24 divisors (see below), whose sum is σ = 157043664. Its totient is φ = 38302992.
The previous prime is 89687537. The next prime is 89687567. The reversal of 89687542 is 24578698.
It is a Harshad number since it is a multiple of its sum of digits (49).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29623 + ... + 32509.
It is an arithmetic number, because the mean of its divisors is an integer number (6543486).
Almost surely, 289687542 is an apocalyptic number.
89687542 is a deficient number, since it is larger than the sum of its proper divisors (67356122).
89687542 is a wasteful number, since it uses less digits than its factorization.
89687542 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3220 (or 3213 counting only the distinct ones).
The product of its digits is 967680, while the sum is 49.
The square root of 89687542 is about 9470.3506798851. The cubic root of 89687542 is about 447.6212619373.
The spelling of 89687542 in words is "eighty-nine million, six hundred eighty-seven thousand, five hundred forty-two".
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