Base | Representation |
---|---|
bin | 101111101011110010… |
… | …1010100100111100111 |
3 | 100210022111210112112201 |
4 | 1133113211110213213 |
5 | 3134204142224111 |
6 | 115013055355331 |
7 | 10253411161231 |
oct | 1372745244747 |
9 | 323274715481 |
10 | 102401133031 |
11 | 3a47885196a |
12 | 17a19b22b47 |
13 | 986c104012 |
14 | 4d55cd7251 |
15 | 29e4e366c1 |
hex | 17d79549e7 |
102401133031 has 8 divisors (see below), whose sum is σ = 103897571760. Its totient is φ = 100907226432.
The previous prime is 102401133019. The next prime is 102401133077. The reversal of 102401133031 is 130331104201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 102401133031 - 217 = 102401001959 is a prime.
It is a super-2 number, since 2×1024011330312 (a number of 23 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 (102401133001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 551485 + ... + 713398.
It is an arithmetic number, because the mean of its divisors is an integer number (12987196470).
Almost surely, 2102401133031 is an apocalyptic number.
102401133031 is a deficient number, since it is larger than the sum of its proper divisors (1496438729).
102401133031 is a wasteful number, since it uses less digits than its factorization.
102401133031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1266065.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 102401133031 its reverse (130331104201), we get a palindrome (232732237232).
The spelling of 102401133031 in words is "one hundred two billion, four hundred one million, one hundred thirty-three thousand, thirty-one".
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