Base | Representation |
---|---|
bin | 11101001011100010… |
… | …011110100001111110 |
3 | 2222212120212121100101 |
4 | 131023202132201332 |
5 | 1003132004201342 |
6 | 22221015351314 |
7 | 2156303312653 |
oct | 351342364176 |
9 | 88776777311 |
10 | 31332100222 |
11 | 12319176705 |
12 | 60a508253a |
13 | 2c5435bc97 |
14 | 1733323c2a |
15 | c35a5a3b7 |
hex | 74b89e87e |
31332100222 has 8 divisors (see below), whose sum is σ = 46999069272. Its totient is φ = 15665743800.
The previous prime is 31332100213. The next prime is 31332100231. The reversal of 31332100222 is 22200123313.
It is an interprime number because it is at equal distance from previous prime (31332100213) and next prime (31332100231).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 31332100222.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9072 + ... + 250492.
It is an arithmetic number, because the mean of its divisors is an integer number (5874883659).
Almost surely, 231332100222 is an apocalyptic number.
31332100222 is a deficient number, since it is larger than the sum of its proper divisors (15666969050).
31332100222 is a wasteful number, since it uses less digits than its factorization.
31332100222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 306314.
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 31332100222 its reverse (22200123313), we get a palindrome (53532223535).
The spelling of 31332100222 in words is "thirty-one billion, three hundred thirty-two million, one hundred thousand, two hundred twenty-two".
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