Base | Representation |
---|---|
bin | 11101001001101000… |
… | …011111011001011011 |
3 | 2222210100200221202022 |
4 | 131021220133121123 |
5 | 1003100312402303 |
6 | 22213514125055 |
7 | 2155434435410 |
oct | 351150373133 |
9 | 88710627668 |
10 | 31300122203 |
11 | 12302115099 |
12 | 609642078b |
13 | 2c4a84388c |
14 | 172cd9c107 |
15 | c32d40438 |
hex | 749a1f65b |
31300122203 has 8 divisors (see below), whose sum is σ = 37875778272. Its totient is φ = 25250518656.
The previous prime is 31300122199. The next prime is 31300122223. The reversal of 31300122203 is 30222100313.
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 31300122203 - 22 = 31300122199 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31300122223) 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, 131513000 + ... + 131513237.
It is an arithmetic number, because the mean of its divisors is an integer number (4734472284).
Almost surely, 231300122203 is an apocalyptic number.
31300122203 is a deficient number, since it is larger than the sum of its proper divisors (6575656069).
31300122203 is a wasteful number, since it uses less digits than its factorization.
31300122203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 263026261.
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 31300122203 its reverse (30222100313), we get a palindrome (61522222516).
The spelling of 31300122203 in words is "thirty-one billion, three hundred million, one hundred twenty-two thousand, two hundred three".
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