Base | Representation |
---|---|
bin | 101111001110110001… |
… | …0111110101001010111 |
3 | 100200210122121211002211 |
4 | 1132131202332221113 |
5 | 3130210411041330 |
6 | 114332314014251 |
7 | 10220316005533 |
oct | 1363542765127 |
9 | 320718554084 |
10 | 101427440215 |
11 | 3a019167062 |
12 | 177a7a17387 |
13 | 974547801a |
14 | 4ca2876bc3 |
15 | 29896eed2a |
hex | 179d8bea57 |
101427440215 has 16 divisors (see below), whose sum is σ = 127028772288. Its totient is φ = 77599388416.
The previous prime is 101427440209. The next prime is 101427440243. The reversal of 101427440215 is 512044724101.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 101427440215 - 25 = 101427440183 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 (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 549339 + ... + 710371.
It is an arithmetic number, because the mean of its divisors is an integer number (7939298268).
Almost surely, 2101427440215 is an apocalyptic number.
101427440215 is a deficient number, since it is larger than the sum of its proper divisors (25601332073).
101427440215 is a wasteful number, since it uses less digits than its factorization.
101427440215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 166538.
The product of its (nonzero) digits is 8960, while the sum is 31.
The spelling of 101427440215 in words is "one hundred one billion, four hundred twenty-seven million, four hundred forty thousand, two hundred fifteen".
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