Base | Representation |
---|---|
bin | 10010110011100101… |
… | …001101111101101101 |
3 | 1221010021012211221100 |
4 | 102303211031331231 |
5 | 312323320403443 |
6 | 13135412353313 |
7 | 1313252343411 |
oct | 226345157555 |
9 | 57107184840 |
10 | 20192747373 |
11 | 8622308a77 |
12 | 3ab6615839 |
13 | 1b9a5c2a36 |
14 | d97b3ad41 |
15 | 7d2b413d3 |
hex | 4b394df6d |
20192747373 has 48 divisors (see below), whose sum is σ = 32026565376. Its totient is φ = 12207490560.
The previous prime is 20192747369. The next prime is 20192747387. The reversal of 20192747373 is 37374729102.
20192747373 is a `hidden beast` number, since 2 + 0 + 1 + 9 + 274 + 7 + 373 = 666.
It is not a de Polignac number, because 20192747373 - 22 = 20192747369 is a prime.
It is a super-2 number, since 2×201927473732 (a number of 21 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20192747303) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 565768 + ... + 600398.
It is an arithmetic number, because the mean of its divisors is an integer number (667220112).
Almost surely, 220192747373 is an apocalyptic number.
It is an amenable number.
20192747373 is a deficient number, since it is larger than the sum of its proper divisors (11833818003).
20192747373 is a wasteful number, since it uses less digits than its factorization.
20192747373 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34794 (or 34791 counting only the distinct ones).
The product of its (nonzero) digits is 444528, while the sum is 45.
The spelling of 20192747373 in words is "twenty billion, one hundred ninety-two million, seven hundred forty-seven thousand, three hundred seventy-three".
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