Base | Representation |
---|---|
bin | 100111001101010111… |
… | …001011111100110100 |
3 | 11000200000210100020000 |
4 | 213031113023330310 |
5 | 1142210112110304 |
6 | 31201315311300 |
7 | 3020165025552 |
oct | 471527137464 |
9 | 130600710200 |
10 | 42100113204 |
11 | 16944464196 |
12 | 81ab2ab530 |
13 | 3c7c1acab6 |
14 | 2075486bd2 |
15 | 1166072939 |
hex | 9cd5cbf34 |
42100113204 has 60 divisors (see below), whose sum is σ = 111147781668. Its totient is φ = 13894416000.
The previous prime is 42100113203. The next prime is 42100113217. The reversal of 42100113204 is 40231100124.
It can be written as a sum of positive squares in 2 ways, for example, as 31665490704 + 10434622500 = 177948^2 + 102150^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42100113203) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 610537 + ... + 675984.
Almost surely, 242100113204 is an apocalyptic number.
It is an amenable number.
42100113204 is an abundant number, since it is smaller than the sum of its proper divisors (69047668464).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42100113204 is a wasteful number, since it uses less digits than its factorization.
42100113204 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1286638 (or 1286627 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
Adding to 42100113204 its reverse (40231100124), we get a palindrome (82331213328).
The spelling of 42100113204 in words is "forty-two billion, one hundred million, one hundred thirteen thousand, two hundred four".
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