Base | Representation |
---|---|
bin | 1011100100001111110… |
… | …0011001001101101001 |
3 | 200222220022220122202110 |
4 | 2321003330121031221 |
5 | 11223423322313001 |
6 | 231141350352533 |
7 | 20233115353155 |
oct | 2710374311551 |
9 | 628808818673 |
10 | 198708401001 |
11 | 772a9791810 |
12 | 3261705b749 |
13 | 15979866006 |
14 | 989074a065 |
15 | 527ed933d6 |
hex | 2e43f19369 |
198708401001 has 8 divisors (see below), whose sum is σ = 289030401504. Its totient is φ = 120429333920.
The previous prime is 198708400999. The next prime is 198708401039. The reversal of 198708401001 is 100104807891.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 198708401001 - 21 = 198708400999 is a prime.
It is not an unprimeable number, because it can be changed into a prime (198708401501) 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, 3010733316 + ... + 3010733381.
It is an arithmetic number, because the mean of its divisors is an integer number (36128800188).
Almost surely, 2198708401001 is an apocalyptic number.
198708401001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
198708401001 is a deficient number, since it is larger than the sum of its proper divisors (90322000503).
198708401001 is a wasteful number, since it uses less digits than its factorization.
198708401001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6021466711.
The product of its (nonzero) digits is 16128, while the sum is 39.
The spelling of 198708401001 in words is "one hundred ninety-eight billion, seven hundred eight million, four hundred one thousand, one".
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