Base | Representation |
---|---|
bin | 1000111010010… |
… | …00101100111000 |
3 | 12012122112011120 |
4 | 10131020230320 |
5 | 123113343210 |
6 | 11230025240 |
7 | 1565223231 |
oct | 435105470 |
9 | 165575146 |
10 | 74746680 |
11 | 39213318 |
12 | 21048220 |
13 | 12641208 |
14 | 9cda088 |
15 | 6867270 |
hex | 4748b38 |
74746680 has 32 divisors (see below), whose sum is σ = 224240400. Its totient is φ = 19932416.
The previous prime is 74746657. The next prime is 74746681. The reversal of 74746680 is 8664747.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74746681) 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, 311325 + ... + 311564.
Almost surely, 274746680 is an apocalyptic number.
It is an amenable number.
74746680 is an abundant number, since it is smaller than the sum of its proper divisors (149493720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74746680 is a wasteful number, since it uses less digits than its factorization.
74746680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 622903 (or 622899 counting only the distinct ones).
The product of its (nonzero) digits is 225792, while the sum is 42.
The square root of 74746680 is about 8645.6162302059. The cubic root of 74746680 is about 421.2410007264.
The spelling of 74746680 in words is "seventy-four million, seven hundred forty-six thousand, six hundred eighty".
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