Base | Representation |
---|---|
bin | 10101100111011011… |
… | …111101101001000111 |
3 | 2012220120010100100121 |
4 | 111213123331221013 |
5 | 340013304020403 |
6 | 14355043322411 |
7 | 1451112421120 |
oct | 254733755107 |
9 | 65816110317 |
10 | 23210220103 |
11 | 9930622994 |
12 | 45b9080407 |
13 | 225b7b4265 |
14 | 11a27b1047 |
15 | 90c9d73bd |
hex | 5676fda47 |
23210220103 has 4 divisors (see below), whose sum is σ = 26525965840. Its totient is φ = 19894474368.
The previous prime is 23210220097. The next prime is 23210220109. The reversal of 23210220103 is 30102201232.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (23210220097) and next prime (23210220109).
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23210220103 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 (23210220109) 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, 1657872858 + ... + 1657872871.
It is an arithmetic number, because the mean of its divisors is an integer number (6631491460).
Almost surely, 223210220103 is an apocalyptic number.
23210220103 is a deficient number, since it is larger than the sum of its proper divisors (3315745737).
23210220103 is an equidigital number, since it uses as much as digits as its factorization.
23210220103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3315745736.
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 23210220103 its reverse (30102201232), we get a palindrome (53312421335).
The spelling of 23210220103 in words is "twenty-three billion, two hundred ten million, two hundred twenty thousand, one hundred three".
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