Base | Representation |
---|---|
bin | 10111010111110001101001… |
… | …111001001100101110111111 |
3 | 111110221112012112112111212222 |
4 | 113113301221321030232333 |
5 | 101433043214041224134 |
6 | 1002340330115515555 |
7 | 30436153414331336 |
oct | 2727615171145677 |
9 | 443845175474788 |
10 | 102788933929919 |
11 | 2a82a5a6557496 |
12 | b641225bb8bbb |
13 | 4547c54b38503 |
14 | 1b55022078d1d |
15 | bd3b992eda2e |
hex | 5d7c69e4cbbf |
102788933929919 has 16 divisors (see below), whose sum is σ = 103004044393536. Its totient is φ = 102574033536000.
The previous prime is 102788933929909. The next prime is 102788933929991. The reversal of 102788933929919 is 919929339887201.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-102788933929919 is a prime.
It is a super-2 number, since 2×1027889339299192 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102788933929909) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12663410249 + ... + 12663418365.
It is an arithmetic number, because the mean of its divisors is an integer number (6437752774596).
Almost surely, 2102788933929919 is an apocalyptic number.
102788933929919 is a deficient number, since it is larger than the sum of its proper divisors (215110463617).
102788933929919 is an equidigital number, since it uses as much as digits as its factorization.
102788933929919 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17986.
The product of its (nonzero) digits is 952342272, while the sum is 80.
The spelling of 102788933929919 in words is "one hundred two trillion, seven hundred eighty-eight billion, nine hundred thirty-three million, nine hundred twenty-nine thousand, nine hundred nineteen".
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