Base | Representation |
---|---|
bin | 1011101000111… |
… | …11110101000101 |
3 | 20210202000210102 |
4 | 11310133311011 |
5 | 144444213231 |
6 | 13404533445 |
7 | 2263664606 |
oct | 564376505 |
9 | 223660712 |
10 | 97647941 |
11 | 50135386 |
12 | 28851285 |
13 | 172cc061 |
14 | cd7bdad |
15 | 888cacb |
hex | 5d1fd45 |
97647941 has 2 divisors, whose sum is σ = 97647942. Its totient is φ = 97647940.
The previous prime is 97647931. The next prime is 97647967. The reversal of 97647941 is 14974679.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 69239041 + 28408900 = 8321^2 + 5330^2 .
It is a cyclic number.
It is not a de Polignac number, because 97647941 - 218 = 97385797 is a prime.
It is a super-3 number, since 3×976479413 (a number of 25 digits) contains 333 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (97647931) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48823970 + 48823971.
It is an arithmetic number, because the mean of its divisors is an integer number (48823971).
Almost surely, 297647941 is an apocalyptic number.
It is an amenable number.
97647941 is a deficient number, since it is larger than the sum of its proper divisors (1).
97647941 is an equidigital number, since it uses as much as digits as its factorization.
97647941 is an evil number, because the sum of its binary digits is even.
The product of its digits is 381024, while the sum is 47.
The square root of 97647941 is about 9881.6972732421. The cubic root of 97647941 is about 460.4908764294.
The spelling of 97647941 in words is "ninety-seven million, six hundred forty-seven thousand, nine hundred forty-one".
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