Base | Representation |
---|---|
bin | 101111100101110011… |
… | …1010010011110110001 |
3 | 100202210111221021112222 |
4 | 1133023213102132301 |
5 | 3133301240300334 |
6 | 114541123330425 |
7 | 10245422255234 |
oct | 1371347223661 |
9 | 322714837488 |
10 | 102200321969 |
11 | 3a385465609 |
12 | 17982820a15 |
13 | 98396247c5 |
14 | 4d3738341b |
15 | 29d24bbd2e |
hex | 17cb9d27b1 |
102200321969 has 2 divisors, whose sum is σ = 102200321970. Its totient is φ = 102200321968.
The previous prime is 102200321959. The next prime is 102200321983. The reversal of 102200321969 is 969123002201.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 102006778225 + 193543744 = 319385^2 + 13912^2 .
It is a cyclic number.
It is not a de Polignac number, because 102200321969 - 24 = 102200321953 is a prime.
It is a super-2 number, since 2×1022003219692 (a number of 23 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (102200321959) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51100160984 + 51100160985.
It is an arithmetic number, because the mean of its divisors is an integer number (51100160985).
Almost surely, 2102200321969 is an apocalyptic number.
It is an amenable number.
102200321969 is a deficient number, since it is larger than the sum of its proper divisors (1).
102200321969 is an equidigital number, since it uses as much as digits as its factorization.
102200321969 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 11664, while the sum is 35.
The spelling of 102200321969 in words is "one hundred two billion, two hundred million, three hundred twenty-one thousand, nine hundred sixty-nine".
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