Base | Representation |
---|---|
bin | 1101010000001110… |
… | …10010101100000110 |
3 | 200100212222100222111 |
4 | 12220013102230012 |
5 | 104033023414032 |
6 | 3134020451234 |
7 | 341220223342 |
oct | 65007225406 |
9 | 20325870874 |
10 | 7115451142 |
11 | 3021539838 |
12 | 1466b49b1a |
13 | 8951c9527 |
14 | 4b7010622 |
15 | 2b9a21c47 |
hex | 1a81d2b06 |
7115451142 has 8 divisors (see below), whose sum is σ = 11017472832. Its totient is φ = 3442960200.
The previous prime is 7115451127. The next prime is 7115451157. The reversal of 7115451142 is 2411545117.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (7115451127) and next prime (7115451157).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57382609 + ... + 57382732.
It is an arithmetic number, because the mean of its divisors is an integer number (1377184104).
Almost surely, 27115451142 is an apocalyptic number.
7115451142 is a deficient number, since it is larger than the sum of its proper divisors (3902021690).
7115451142 is a wasteful number, since it uses less digits than its factorization.
7115451142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 114765374.
The product of its digits is 5600, while the sum is 31.
The square root of 7115451142 is about 84353.1335636086. The cubic root of 7115451142 is about 1923.3905604959.
Adding to 7115451142 its reverse (2411545117), we get a palindrome (9526996259).
The spelling of 7115451142 in words is "seven billion, one hundred fifteen million, four hundred fifty-one thousand, one hundred forty-two".
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