Base | Representation |
---|---|
bin | 10010111110010010… |
… | …011011111000011111 |
3 | 1221120210012210000012 |
4 | 102332102123320133 |
5 | 313210311414043 |
6 | 13205310353435 |
7 | 1320563212352 |
oct | 227622337037 |
9 | 57523183005 |
10 | 20372373023 |
11 | 8704745422 |
12 | 3b467bb87b |
13 | 1bc88953c2 |
14 | db3938299 |
15 | 7e37c3a18 |
hex | 4be49be1f |
20372373023 has 4 divisors (see below), whose sum is σ = 20676438360. Its totient is φ = 20068307688.
The previous prime is 20372372971. The next prime is 20372373029. The reversal of 20372373023 is 32037327302.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20372373023 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20372373029) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152032568 + ... + 152032701.
It is an arithmetic number, because the mean of its divisors is an integer number (5169109590).
Almost surely, 220372373023 is an apocalyptic number.
20372373023 is a deficient number, since it is larger than the sum of its proper divisors (304065337).
20372373023 is an equidigital number, since it uses as much as digits as its factorization.
20372373023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 304065336.
The product of its (nonzero) digits is 31752, while the sum is 32.
The spelling of 20372373023 in words is "twenty billion, three hundred seventy-two million, three hundred seventy-three thousand, twenty-three".
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