Base | Representation |
---|---|
bin | 1001000111010100010010… |
… | …1011101011100101001101 |
3 | 1022111000202101122101001012 |
4 | 2101311010223223211031 |
5 | 2303142121104043312 |
6 | 33151420545455005 |
7 | 2053005300026252 |
oct | 221650453534515 |
9 | 38430671571035 |
10 | 10021311002957 |
11 | 3214017895a61 |
12 | 115a244941465 |
13 | 57900c321347 |
14 | 26906959b429 |
15 | 125a25d24322 |
hex | 91d44aeb94d |
10021311002957 has 2 divisors, whose sum is σ = 10021311002958. Its totient is φ = 10021311002956.
The previous prime is 10021311002947. The next prime is 10021311003037. The reversal of 10021311002957 is 75920011312001.
It is a happy number.
10021311002957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 7435296447076 + 2586014555881 = 2726774^2 + 1608109^2 .
It is a cyclic number.
It is not a de Polignac number, because 10021311002957 - 232 = 10017016035661 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10021311002947) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010655501478 + 5010655501479.
It is an arithmetic number, because the mean of its divisors is an integer number (5010655501479).
Almost surely, 210021311002957 is an apocalyptic number.
It is an amenable number.
10021311002957 is a deficient number, since it is larger than the sum of its proper divisors (1).
10021311002957 is an equidigital number, since it uses as much as digits as its factorization.
10021311002957 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3780, while the sum is 32.
Adding to 10021311002957 its reverse (75920011312001), we get a palindrome (85941322314958).
The spelling of 10021311002957 in words is "ten trillion, twenty-one billion, three hundred eleven million, two thousand, nine hundred fifty-seven".
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