Base | Representation |
---|---|
bin | 1000011101110001… |
… | …0110111001000101 |
3 | 12212100211202002211 |
4 | 2013130112321011 |
5 | 14123210423312 |
6 | 1013252303421 |
7 | 110211503212 |
oct | 20734267105 |
9 | 5770752084 |
10 | 2272357957 |
11 | a66761191 |
12 | 535011b71 |
13 | 2a2a1750c |
14 | 177b14b09 |
15 | d47613a7 |
hex | 87716e45 |
2272357957 has 2 divisors, whose sum is σ = 2272357958. Its totient is φ = 2272357956.
The previous prime is 2272357903. The next prime is 2272357993. The reversal of 2272357957 is 7597532722.
2272357957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2163552196 + 108805761 = 46514^2 + 10431^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2272357957 is a prime.
It is a super-2 number, since 2×22723579572 = 10327221369482427698, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2272357957.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2272357357) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1136178978 + 1136178979.
It is an arithmetic number, because the mean of its divisors is an integer number (1136178979).
Almost surely, 22272357957 is an apocalyptic number.
It is an amenable number.
2272357957 is a deficient number, since it is larger than the sum of its proper divisors (1).
2272357957 is an equidigital number, since it uses as much as digits as its factorization.
2272357957 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1852200, while the sum is 49.
The square root of 2272357957 is about 47669.2558888850. The cubic root of 2272357957 is about 1314.6967271830.
The spelling of 2272357957 in words is "two billion, two hundred seventy-two million, three hundred fifty-seven thousand, nine hundred fifty-seven".
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