Base | Representation |
---|---|
bin | 1010100001110010101111… |
… | …01100100101100011111001 |
3 | 10000222020200001002222012211 |
4 | 11100321113230211203321 |
5 | 11013302423312001132 |
6 | 121123325302535121 |
7 | 4606425624562441 |
oct | 520712754454371 |
9 | 100866601088184 |
10 | 23151345031417 |
11 | 7416480796979 |
12 | 271aa767374a1 |
13 | cbc215c36a65 |
14 | 5a07613c9121 |
15 | 2a23462e2147 |
hex | 150e57b258f9 |
23151345031417 has 2 divisors, whose sum is σ = 23151345031418. Its totient is φ = 23151345031416.
The previous prime is 23151345031361. The next prime is 23151345031453. The reversal of 23151345031417 is 71413054315132.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 19479767860921 + 3671577170496 = 4413589^2 + 1916136^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23151345031417 is a prime.
It is a super-2 number, since 2×231513450314172 (a number of 28 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 23151345031417.
It is not a weakly prime, because it can be changed into another prime (23151345035417) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11575672515708 + 11575672515709.
It is an arithmetic number, because the mean of its divisors is an integer number (11575672515709).
Almost surely, 223151345031417 is an apocalyptic number.
It is an amenable number.
23151345031417 is a deficient number, since it is larger than the sum of its proper divisors (1).
23151345031417 is an equidigital number, since it uses as much as digits as its factorization.
23151345031417 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 151200, while the sum is 40.
Adding to 23151345031417 its reverse (71413054315132), we get a palindrome (94564399346549).
The spelling of 23151345031417 in words is "twenty-three trillion, one hundred fifty-one billion, three hundred forty-five million, thirty-one thousand, four hundred seventeen".
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