Base | Representation |
---|---|
bin | 100111110100010101… |
… | …110100110101001011 |
3 | 11002100121022200021010 |
4 | 213310111310311023 |
5 | 1200030020132122 |
6 | 31350240015003 |
7 | 3042325402644 |
oct | 476425646513 |
9 | 132317280233 |
10 | 42754067787 |
11 | 1714a613a22 |
12 | 8352301463 |
13 | 4054819a82 |
14 | 20d82766cb |
15 | 11a369be0c |
hex | 9f4574d4b |
42754067787 has 8 divisors (see below), whose sum is σ = 58844308480. Its totient is φ = 27583269480.
The previous prime is 42754067761. The next prime is 42754067791. The reversal of 42754067787 is 78776045724.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 42754067787 - 27 = 42754067659 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42754067717) 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, 229860487 + ... + 229860672.
It is an arithmetic number, because the mean of its divisors is an integer number (7355538560).
Almost surely, 242754067787 is an apocalyptic number.
42754067787 is a deficient number, since it is larger than the sum of its proper divisors (16090240693).
42754067787 is a wasteful number, since it uses less digits than its factorization.
42754067787 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 459721193.
The product of its (nonzero) digits is 18439680, while the sum is 57.
The spelling of 42754067787 in words is "forty-two billion, seven hundred fifty-four million, sixty-seven thousand, seven hundred eighty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •