Base | Representation |
---|---|
bin | 10010110100101111… |
… | …110100000011000111 |
3 | 1221011122000022212122 |
4 | 102310233310003013 |
5 | 312343322131043 |
6 | 13141351440155 |
7 | 1313610506144 |
oct | 226457640307 |
9 | 57148008778 |
10 | 20212302023 |
11 | 8632354741 |
12 | 3b0108605b |
13 | 1ba167b534 |
14 | d9a58b3cb |
15 | 7d4705368 |
hex | 4b4bf40c7 |
20212302023 has 4 divisors (see below), whose sum is σ = 20270551080. Its totient is φ = 20154052968.
The previous prime is 20212302007. The next prime is 20212302073. The reversal of 20212302023 is 32020321202.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 20212302023 - 24 = 20212302007 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20212301992 and 20212302010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20212302073) 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, 29124008 + ... + 29124701.
It is an arithmetic number, because the mean of its divisors is an integer number (5067637770).
Almost surely, 220212302023 is an apocalyptic number.
20212302023 is a deficient number, since it is larger than the sum of its proper divisors (58249057).
20212302023 is an equidigital number, since it uses as much as digits as its factorization.
20212302023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58249056.
The product of its (nonzero) digits is 288, while the sum is 17.
Adding to 20212302023 its reverse (32020321202), we get a palindrome (52232623225).
The spelling of 20212302023 in words is "twenty billion, two hundred twelve million, three hundred two thousand, twenty-three".
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