Base | Representation |
---|---|
bin | 10010000001110010… |
… | …100101000010001101 |
3 | 1211222001100020121011 |
4 | 102001302211002031 |
5 | 304120442421231 |
6 | 12520452005221 |
7 | 1253460043162 |
oct | 220162450215 |
9 | 54861306534 |
10 | 19357388941 |
11 | 8233817900 |
12 | 3902900811 |
13 | 1a9650cbc7 |
14 | d18c0a069 |
15 | 7846329b1 |
hex | 481ca508d |
19357388941 has 12 divisors (see below), whose sum is σ = 21280817152. Its totient is φ = 17594577000.
The previous prime is 19357388927. The next prime is 19357388957. The reversal of 19357388941 is 14988375391.
It is not a de Polignac number, because 19357388941 - 215 = 19357356173 is a prime.
It is a super-2 number, since 2×193573889412 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19357388971) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 981346 + ... + 1000876.
Almost surely, 219357388941 is an apocalyptic number.
19357388941 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
19357388941 is a deficient number, since it is larger than the sum of its proper divisors (1923428211).
19357388941 is a wasteful number, since it uses less digits than its factorization.
19357388941 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27744 (or 27733 counting only the distinct ones).
The product of its digits is 6531840, while the sum is 58.
The spelling of 19357388941 in words is "nineteen billion, three hundred fifty-seven million, three hundred eighty-eight thousand, nine hundred forty-one".
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