Base | Representation |
---|---|
bin | 1010001100001… |
… | …0111111101100 |
3 | 2222102111122102 |
4 | 2203002333230 |
5 | 41420213430 |
6 | 4124034232 |
7 | 1026204326 |
oct | 243027754 |
9 | 88374572 |
10 | 42741740 |
11 | 22143558 |
12 | 12392978 |
13 | 8b16792 |
14 | 5968616 |
15 | 3b44345 |
hex | 28c2fec |
42741740 has 24 divisors (see below), whose sum is σ = 95038272. Its totient is φ = 16090880.
The previous prime is 42741739. The next prime is 42741761. The reversal of 42741740 is 4714724.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62516 + ... + 63195.
It is an arithmetic number, because the mean of its divisors is an integer number (3959928).
Almost surely, 242741740 is an apocalyptic number.
It is an amenable number.
42741740 is an abundant number, since it is smaller than the sum of its proper divisors (52296532).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42741740 is a wasteful number, since it uses less digits than its factorization.
42741740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 125737 (or 125735 counting only the distinct ones).
The product of its (nonzero) digits is 6272, while the sum is 29.
The square root of 42741740 is about 6537.7167268091. The cubic root of 42741740 is about 349.6370114261.
The spelling of 42741740 in words is "forty-two million, seven hundred forty-one thousand, seven hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •