Base | Representation |
---|---|
bin | 101101111101000111101100… |
… | …111111110111000000001011 |
3 | 222111121202001100211001212121 |
4 | 231331013230333313000023 |
5 | 202442401343031224321 |
6 | 1553505030432552111 |
7 | 60400062011006506 |
oct | 5575075477670013 |
9 | 874552040731777 |
10 | 202112252211211 |
11 | 59443363354921 |
12 | 1a8028603b2637 |
13 | 88a11468024b4 |
14 | 37ca3dc84613d |
15 | 185760bc46441 |
hex | b7d1ecff700b |
202112252211211 has 16 divisors (see below), whose sum is σ = 206051766409216. Its totient is φ = 198220063182336.
The previous prime is 202112252211203. The next prime is 202112252211217. The reversal of 202112252211211 is 112112252211202.
It is a cyclic number.
It is not a de Polignac number, because 202112252211211 - 23 = 202112252211203 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (202112252211217) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18363225 + ... + 27229258.
It is an arithmetic number, because the mean of its divisors is an integer number (12878235400576).
Almost surely, 2202112252211211 is an apocalyptic number.
202112252211211 is a deficient number, since it is larger than the sum of its proper divisors (3939514198005).
202112252211211 is a wasteful number, since it uses less digits than its factorization.
202112252211211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45593002.
The product of its (nonzero) digits is 640, while the sum is 25.
Subtracting from 202112252211211 its reverse (112112252211202), we obtain a palindrome (90000000000009).
The spelling of 202112252211211 in words is "two hundred two trillion, one hundred twelve billion, two hundred fifty-two million, two hundred eleven thousand, two hundred eleven".
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