Base | Representation |
---|---|
bin | 101110101111100100… |
… | …0110001110111101101 |
3 | 100121002200101220000202 |
4 | 1131133020301313231 |
5 | 3121034334302444 |
6 | 114040352003245 |
7 | 10152343122641 |
oct | 1353710616755 |
9 | 317080356022 |
10 | 100380384749 |
11 | 39631123867 |
12 | 17555230525 |
13 | 9609573a88 |
14 | 4c0379ac21 |
15 | 292782634e |
hex | 175f231ded |
100380384749 has 32 divisors (see below), whose sum is σ = 104786542080. Its totient is φ = 96100992000.
The previous prime is 100380384743. The next prime is 100380384751. The reversal of 100380384749 is 947483083001.
It is a cyclic number.
It is not a de Polignac number, because 100380384749 - 220 = 100379336173 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (47).
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100380384743) 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 31 ways as a sum of consecutive naturals, for example, 250324949 + ... + 250325349.
It is an arithmetic number, because the mean of its divisors is an integer number (3274579440).
Almost surely, 2100380384749 is an apocalyptic number.
It is an amenable number.
100380384749 is a deficient number, since it is larger than the sum of its proper divisors (4406157331).
100380384749 is a wasteful number, since it uses less digits than its factorization.
100380384749 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1061.
The product of its (nonzero) digits is 580608, while the sum is 47.
The spelling of 100380384749 in words is "one hundred billion, three hundred eighty million, three hundred eighty-four thousand, seven hundred forty-nine".
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