Base | Representation |
---|---|
bin | 100000110010111… |
… | …0110100110111010 |
3 | 2211200200020200200 |
4 | 1001211312212322 |
5 | 4223203121132 |
6 | 301110143030 |
7 | 36161413560 |
oct | 10145664672 |
9 | 2750606620 |
10 | 1100442042 |
11 | 515197437 |
12 | 268651a76 |
13 | 146ca6c4b |
14 | a6215a30 |
15 | 66921d7c |
hex | 419769ba |
1100442042 has 48 divisors (see below), whose sum is σ = 2733599232. Its totient is φ = 313408800.
The previous prime is 1100442037. The next prime is 1100442043. The reversal of 1100442042 is 2402440011.
It is a super-2 number, since 2×11004420422 = 2421945375602259528, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (1100442043) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26167 + ... + 53717.
It is an arithmetic number, because the mean of its divisors is an integer number (56949984).
Almost surely, 21100442042 is an apocalyptic number.
1100442042 is an abundant number, since it is smaller than the sum of its proper divisors (1633157190).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1100442042 is a wasteful number, since it uses less digits than its factorization.
1100442042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27883 (or 27880 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
The square root of 1100442042 is about 33172.9112680814. The cubic root of 1100442042 is about 1032.4183730493.
Adding to 1100442042 its reverse (2402440011), we get a palindrome (3502882053).
The spelling of 1100442042 in words is "one billion, one hundred million, four hundred forty-two thousand, forty-two".
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