Base | Representation |
---|---|
bin | 10010011000101101… |
… | …011110101001001101 |
3 | 1212221211220212001000 |
4 | 102120231132221031 |
5 | 310412413144023 |
6 | 13022550010513 |
7 | 1266136422303 |
oct | 223055365115 |
9 | 55854825030 |
10 | 19741928013 |
11 | 8410892795 |
12 | 39ab646a39 |
13 | 1b2809a112 |
14 | d53d08273 |
15 | 7a8290243 |
hex | 498b5ea4d |
19741928013 has 8 divisors (see below), whose sum is σ = 29247300800. Its totient is φ = 13161285324.
The previous prime is 19741927913. The next prime is 19741928027. The reversal of 19741928013 is 31082914791.
It is not a de Polignac number, because 19741928013 - 221 = 19739830861 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 19741928013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19741928513) 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, 365591233 + ... + 365591286.
It is an arithmetic number, because the mean of its divisors is an integer number (3655912600).
Almost surely, 219741928013 is an apocalyptic number.
It is an amenable number.
19741928013 is a deficient number, since it is larger than the sum of its proper divisors (9505372787).
19741928013 is an equidigital number, since it uses as much as digits as its factorization.
19741928013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 731182528 (or 731182522 counting only the distinct ones).
The product of its (nonzero) digits is 108864, while the sum is 45.
The spelling of 19741928013 in words is "nineteen billion, seven hundred forty-one million, nine hundred twenty-eight thousand, thirteen".
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