Base | Representation |
---|---|
bin | 1011110101000011011… |
… | …1010100011111000111 |
3 | 201102112202112211220210 |
4 | 2331100313110133013 |
5 | 11312143324021043 |
6 | 233205200530503 |
7 | 20452661464113 |
oct | 2752067243707 |
9 | 642482484823 |
10 | 203220142023 |
11 | 792045215a8 |
12 | 33476020a33 |
13 | 162184c0962 |
14 | 9b9ba30743 |
15 | 5446000633 |
hex | 2f50dd47c7 |
203220142023 has 32 divisors (see below), whose sum is σ = 278035264512. Its totient is φ = 131971276800.
The previous prime is 203220142001. The next prime is 203220142049. The reversal of 203220142023 is 320241022302.
It is not a de Polignac number, because 203220142023 - 218 = 203219879879 is a prime.
It is a super-2 number, since 2×2032201420232 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (203220142093) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29912715 + ... + 29919507.
It is an arithmetic number, because the mean of its divisors is an integer number (8688602016).
Almost surely, 2203220142023 is an apocalyptic number.
203220142023 is a deficient number, since it is larger than the sum of its proper divisors (74815122489).
203220142023 is a wasteful number, since it uses less digits than its factorization.
203220142023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7815.
The product of its (nonzero) digits is 1152, while the sum is 21.
Adding to 203220142023 its reverse (320241022302), we get a palindrome (523461164325).
The spelling of 203220142023 in words is "two hundred three billion, two hundred twenty million, one hundred forty-two thousand, twenty-three".
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