Base | Representation |
---|---|
bin | 1001000110101111101111… |
… | …10111100111110101111011 |
3 | 2121220011212101010110202122 |
4 | 10203113313313213311323 |
5 | 10111024101241320443 |
6 | 110330234551551455 |
7 | 4134420430225061 |
oct | 443276767476573 |
9 | 77804771113678 |
10 | 20023001120123 |
11 | 641a786152021 |
12 | 22b471268b58b |
13 | b232126759a1 |
14 | 4d3192d5c031 |
15 | 24ac9e317968 |
hex | 1235f7de7d7b |
20023001120123 has 8 divisors (see below), whose sum is σ = 21803630984400. Its totient is φ = 18315050025888.
The previous prime is 20023001120107. The next prime is 20023001120131. The reversal of 20023001120123 is 32102110032002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20023001120123 - 24 = 20023001120107 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20023001120153) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18169691936 + ... + 18169693037.
It is an arithmetic number, because the mean of its divisors is an integer number (2725453873050).
Almost surely, 220023001120123 is an apocalyptic number.
20023001120123 is a deficient number, since it is larger than the sum of its proper divisors (1780629864277).
20023001120123 is a wasteful number, since it uses less digits than its factorization.
20023001120123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36339385021.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 20023001120123 its reverse (32102110032002), we get a palindrome (52125111152125).
The spelling of 20023001120123 in words is "twenty trillion, twenty-three billion, one million, one hundred twenty thousand, one hundred twenty-three".
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