Base | Representation |
---|---|
bin | 10011001101010100000101… |
… | …10111100111101011011011 |
3 | 12112112222222211210220001110 |
4 | 21212222002313213223123 |
5 | 21014020233411214022 |
6 | 225500141251151403 |
7 | 11616442263103623 |
oct | 1146520267475333 |
9 | 175488884726043 |
10 | 42238904007387 |
11 | 1250546716767a |
12 | 48a22235a5563 |
13 | 1a7515b1238c9 |
14 | a60533c3d883 |
15 | 4d3ae681200c |
hex | 266a82de7adb |
42238904007387 has 8 divisors (see below), whose sum is σ = 56537676960336. Its totient is φ = 28049700196352.
The previous prime is 42238904007317. The next prime is 42238904007403. The reversal of 42238904007387 is 78370040983224.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 42238904007387 - 214 = 42238903991003 is a prime.
It is not an unprimeable number, because it can be changed into a prime (42238904007317) 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, 27392284578 + ... + 27392286119.
It is an arithmetic number, because the mean of its divisors is an integer number (7067209620042).
Almost surely, 242238904007387 is an apocalyptic number.
42238904007387 is a deficient number, since it is larger than the sum of its proper divisors (14298772952949).
42238904007387 is a wasteful number, since it uses less digits than its factorization.
42238904007387 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54784570957.
The product of its (nonzero) digits is 16257024, while the sum is 57.
The spelling of 42238904007387 in words is "forty-two trillion, two hundred thirty-eight billion, nine hundred four million, seven thousand, three hundred eighty-seven".
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