Base | Representation |
---|---|
bin | 101111000110100010… |
… | …0100110100111010101 |
3 | 100200002101112100001002 |
4 | 1132031010212213111 |
5 | 3124124131321010 |
6 | 114245041513045 |
7 | 10210421446046 |
oct | 1361504464725 |
9 | 320071470032 |
10 | 101151042005 |
11 | 39997142a92 |
12 | 1772b342785 |
13 | 9700121ba0 |
14 | 4c77c888cd |
15 | 29703041a5 |
hex | 178d1269d5 |
101151042005 has 8 divisors (see below), whose sum is σ = 130718269752. Its totient is φ = 74696154048.
The previous prime is 101151041977. The next prime is 101151042011. The reversal of 101151042005 is 500240151101.
It can be written as a sum of positive squares in 4 ways, for example, as 964324 + 101150077681 = 982^2 + 318041^2 .
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 101151042005 - 26 = 101151041941 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 778084874 + ... + 778085003.
It is an arithmetic number, because the mean of its divisors is an integer number (16339783719).
Almost surely, 2101151042005 is an apocalyptic number.
It is an amenable number.
101151042005 is a deficient number, since it is larger than the sum of its proper divisors (29567227747).
101151042005 is a wasteful number, since it uses less digits than its factorization.
101151042005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1556169895.
The product of its (nonzero) digits is 200, while the sum is 20.
Adding to 101151042005 its reverse (500240151101), we get a palindrome (601391193106).
The spelling of 101151042005 in words is "one hundred one billion, one hundred fifty-one million, forty-two thousand, five".
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