Base | Representation |
---|---|
bin | 110011111110001011111… |
… | …0011100010100011010000 |
3 | 221021212011001222021121221 |
4 | 1213330113303202203100 |
5 | 1414012210040000310 |
6 | 23105230003254424 |
7 | 1335026315135620 |
oct | 147742763424320 |
9 | 27255131867557 |
10 | 7142930000080 |
11 | 2304332850956 |
12 | 97442097a414 |
13 | 3ca763233384 |
14 | 1a9a10a48880 |
15 | c5c0d788ada |
hex | 67f17ce28d0 |
7142930000080 has 80 divisors (see below), whose sum is σ = 19442707087104. Its totient is φ = 2389272744960.
The previous prime is 7142929999991. The next prime is 7142930000081. The reversal of 7142930000080 is 800000392417.
It is a tau number, because it is divible by the number of its divisors (80).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7142930000081) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155528652 + ... + 155574571.
Almost surely, 27142930000080 is an apocalyptic number.
7142930000080 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
It is an amenable number.
7142930000080 is an abundant number, since it is smaller than the sum of its proper divisors (12299777087024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7142930000080 is a wasteful number, since it uses less digits than its factorization.
7142930000080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 311103284 (or 311103278 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 34.
Adding to 7142930000080 its reverse (800000392417), we get a palindrome (7942930392497).
The spelling of 7142930000080 in words is "seven trillion, one hundred forty-two billion, nine hundred thirty million, eighty", and thus it is an aban number.
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