Base | Representation |
---|---|
bin | 100111101001011001… |
… | …010110010100001101 |
3 | 11001212210210112000221 |
4 | 213221121112110031 |
5 | 1144141013120442 |
6 | 31320120151341 |
7 | 3034635533536 |
oct | 475131262415 |
9 | 131783715027 |
10 | 42570441997 |
11 | 170659a5176 |
12 | 8300908551 |
13 | 4025776765 |
14 | 20bbb1768d |
15 | 11924c9467 |
hex | 9e965650d |
42570441997 has 16 divisors (see below), whose sum is σ = 44088865920. Its totient is φ = 41076870912.
The previous prime is 42570441973. The next prime is 42570442003. The reversal of 42570441997 is 79914407524.
It is a happy number.
42570441997 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 42570441997 - 231 = 40422958349 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42570441497) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4982313 + ... + 4990849.
It is an arithmetic number, because the mean of its divisors is an integer number (2755554120).
Almost surely, 242570441997 is an apocalyptic number.
It is an amenable number.
42570441997 is a deficient number, since it is larger than the sum of its proper divisors (1518423923).
42570441997 is a wasteful number, since it uses less digits than its factorization.
42570441997 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9972.
The product of its (nonzero) digits is 2540160, while the sum is 52.
The spelling of 42570441997 in words is "forty-two billion, five hundred seventy million, four hundred forty-one thousand, nine hundred ninety-seven".
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