Base | Representation |
---|---|
bin | 11010000011110000… |
… | …11011000100111101 |
3 | 1100010000001101211100 |
4 | 31001320123010331 |
5 | 212122443240101 |
6 | 10232122443313 |
7 | 1003455560541 |
oct | 150170330475 |
9 | 40100041740 |
10 | 13990211901 |
11 | 5a2a1232a6 |
12 | 2865363539 |
13 | 141c5928c3 |
14 | 96a089a21 |
15 | 56d34ce86 |
hex | 341e1b13d |
13990211901 has 24 divisors (see below), whose sum is σ = 20646063360. Its totient is φ = 9124818336.
The previous prime is 13990211899. The next prime is 13990211903. The reversal of 13990211901 is 10911209931.
13990211901 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
13990211901 is a nontrivial binomial coefficient, being equal to C(167274, 2).
It is an interprime number because it is at equal distance from previous prime (13990211899) and next prime (13990211903).
It is not a de Polignac number, because 13990211901 - 21 = 13990211899 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13990211903) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1500811 + ... + 1510103.
It is an arithmetic number, because the mean of its divisors is an integer number (860252640).
Almost surely, 213990211901 is an apocalyptic number.
13990211901 is the 167273-rd triangular number and also the 83637-th hexagonal number.
It is an amenable number.
13990211901 is a deficient number, since it is larger than the sum of its proper divisors (6655851459).
13990211901 is a wasteful number, since it uses less digits than its factorization.
13990211901 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12905 (or 12902 counting only the distinct ones).
The product of its (nonzero) digits is 4374, while the sum is 36.
The spelling of 13990211901 in words is "thirteen billion, nine hundred ninety million, two hundred eleven thousand, nine hundred one".
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