Base | Representation |
---|---|
bin | 101111101010000010… |
… | …0001000010010011001 |
3 | 100210011101201100121122 |
4 | 1133110010020102121 |
5 | 3134044034200441 |
6 | 115003150215025 |
7 | 10252063332512 |
oct | 1372404102231 |
9 | 323141640548 |
10 | 102342100121 |
11 | 3a4484a1638 |
12 | 17a021b4475 |
13 | 985cb052c1 |
14 | 4d4c12ba09 |
15 | 29deb7534b |
hex | 17d4108499 |
102342100121 has 8 divisors (see below), whose sum is σ = 108254659200. Its totient is φ = 96551449632.
The previous prime is 102342100087. The next prime is 102342100177. The reversal of 102342100121 is 121001243201.
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 102342100121 - 230 = 101268358297 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 102342100121.
It is not an unprimeable number, because it can be changed into a prime (102342100181) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30475421 + ... + 30478778.
It is an arithmetic number, because the mean of its divisors is an integer number (13531832400).
Almost surely, 2102342100121 is an apocalyptic number.
It is an amenable number.
102342100121 is a deficient number, since it is larger than the sum of its proper divisors (5912559079).
102342100121 is an equidigital number, since it uses as much as digits as its factorization.
102342100121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60954295.
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 102342100121 its reverse (121001243201), we get a palindrome (223343343322).
The spelling of 102342100121 in words is "one hundred two billion, three hundred forty-two million, one hundred thousand, one hundred twenty-one".
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