Base | Representation |
---|---|
bin | 1011100110110010… |
… | …1100101000111110 |
3 | 22001010100220111020 |
4 | 2321230230220332 |
5 | 22340032032032 |
6 | 1233052005010 |
7 | 140130221424 |
oct | 27154545076 |
9 | 8033326436 |
10 | 3115502142 |
11 | 135968a965 |
12 | 72b460766 |
13 | 3a85c50bc |
14 | 217ab1114 |
15 | 1337abb2c |
hex | b9b2ca3e |
3115502142 has 16 divisors (see below), whose sum is σ = 6232226832. Its totient is φ = 1038296960.
The previous prime is 3115502141. The next prime is 3115502147. The reversal of 3115502142 is 2412055113.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3115502141) 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, 15963 + ... + 80534.
It is an arithmetic number, because the mean of its divisors is an integer number (389514177).
Almost surely, 23115502142 is an apocalyptic number.
3115502142 is an abundant number, since it is smaller than the sum of its proper divisors (3116724690).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3115502142 is a wasteful number, since it uses less digits than its factorization.
3115502142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 101883.
The product of its (nonzero) digits is 1200, while the sum is 24.
The square root of 3115502142 is about 55816.6833661765. The cubic root of 3115502142 is about 1460.5261977079.
Adding to 3115502142 its reverse (2412055113), we get a palindrome (5527557255).
The spelling of 3115502142 in words is "three billion, one hundred fifteen million, five hundred two thousand, one hundred forty-two".
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