Base | Representation |
---|---|
bin | 10010110101011001… |
… | …010101010111000110 |
3 | 1221012101111022101202 |
4 | 102311121111113012 |
5 | 312404113430444 |
6 | 13142421022502 |
7 | 1314102151016 |
oct | 226531252706 |
9 | 57171438352 |
10 | 20223186374 |
11 | 8638509276 |
12 | 3b04854a32 |
13 | 1ba39bc791 |
14 | d9bbc1c46 |
15 | 7d565534e |
hex | 4b56555c6 |
20223186374 has 4 divisors (see below), whose sum is σ = 30334779564. Its totient is φ = 10111593186.
The previous prime is 20223186359. The next prime is 20223186377. The reversal of 20223186374 is 47368132202.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47368132202 = 2 ⋅23684066101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20223186377) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055796592 + ... + 5055796595.
It is an arithmetic number, because the mean of its divisors is an integer number (7583694891).
Almost surely, 220223186374 is an apocalyptic number.
20223186374 is a deficient number, since it is larger than the sum of its proper divisors (10111593190).
20223186374 is a wasteful number, since it uses less digits than its factorization.
20223186374 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10111593189.
The product of its (nonzero) digits is 96768, while the sum is 38.
The spelling of 20223186374 in words is "twenty billion, two hundred twenty-three million, one hundred eighty-six thousand, three hundred seventy-four".
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