Base | Representation |
---|---|
bin | 10100011111011111… |
… | …100011101111010111 |
3 | 2002210102220112012121 |
4 | 110133133203233113 |
5 | 330030304444111 |
6 | 14035205000411 |
7 | 1406155065655 |
oct | 243737435727 |
9 | 62712815177 |
10 | 22003203031 |
11 | 9371264117 |
12 | 43209b3107 |
13 | 20c8703b84 |
14 | 10ca375dd5 |
15 | 88ba62871 |
hex | 51f7e3bd7 |
22003203031 has 8 divisors (see below), whose sum is σ = 23377122720. Its totient is φ = 20670295968.
The previous prime is 22003202999. The next prime is 22003203059. The reversal of 22003203031 is 13030230022.
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 22003203031 - 25 = 22003202999 is a prime.
It is a super-2 number, since 2×220032030312 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 22003202996 and 22003203014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22003203091) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10252051 + ... + 10254196.
It is an arithmetic number, because the mean of its divisors is an integer number (2922140340).
Almost surely, 222003203031 is an apocalyptic number.
22003203031 is a deficient number, since it is larger than the sum of its proper divisors (1373919689).
22003203031 is a wasteful number, since it uses less digits than its factorization.
22003203031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20506313.
The product of its (nonzero) digits is 216, while the sum is 16.
Adding to 22003203031 its reverse (13030230022), we get a palindrome (35033433053).
The spelling of 22003203031 in words is "twenty-two billion, three million, two hundred three thousand, thirty-one".
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