Base | Representation |
---|---|
bin | 10111010010011011001101… |
… | …101101100100001001001100 |
3 | 111102122101010102012101122210 |
4 | 113102123031231210021030 |
5 | 101411032200300223340 |
6 | 1001455400241110420 |
7 | 30400455561451551 |
oct | 2722331555441114 |
9 | 442571112171583 |
10 | 102421241414220 |
11 | 2a6a8671731243 |
12 | b5a1b0a628410 |
13 | 451c387957bb1 |
14 | 1b4130097aa28 |
15 | bc9328dcd180 |
hex | 5d26cdb6424c |
102421241414220 has 48 divisors (see below), whose sum is σ = 301873132592640. Its totient is φ = 25874839935936.
The previous prime is 102421241414197. The next prime is 102421241414243. The reversal of 102421241414220 is 22414142124201.
It is an interprime number because it is at equal distance from previous prime (102421241414197) and next prime (102421241414243).
It is a super-2 number, since 2×1024212414142202 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 44921595972 + ... + 44921598251.
It is an arithmetic number, because the mean of its divisors is an integer number (6289023595680).
Almost surely, 2102421241414220 is an apocalyptic number.
102421241414220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
102421241414220 is an abundant number, since it is smaller than the sum of its proper divisors (199451891178420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102421241414220 is a wasteful number, since it uses less digits than its factorization.
102421241414220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89843194254 (or 89843194252 counting only the distinct ones).
The product of its (nonzero) digits is 8192, while the sum is 30.
Adding to 102421241414220 its reverse (22414142124201), we get a palindrome (124835383538421).
The spelling of 102421241414220 in words is "one hundred two trillion, four hundred twenty-one billion, two hundred forty-one million, four hundred fourteen thousand, two hundred twenty".
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