Base | Representation |
---|---|
bin | 10111010000110110011010… |
… | …101111111101100100001101 |
3 | 111102021000202201212210012020 |
4 | 113100312122233331210031 |
5 | 101402244022112102341 |
6 | 1001333540550000353 |
7 | 30356604551503623 |
oct | 2720663257754415 |
9 | 442230681783166 |
10 | 102313012222221 |
11 | 2a666783117419 |
12 | b584b449460b9 |
13 | 45120ca299a98 |
14 | 1b39d94a31513 |
15 | bc65e24c4566 |
hex | 5d0d9abfd90d |
102313012222221 has 16 divisors (see below), whose sum is σ = 136476111276288. Its totient is φ = 68179295232000.
The previous prime is 102313012222189. The next prime is 102313012222243. The reversal of 102313012222221 is 122222210313201.
It is not a de Polignac number, because 102313012222221 - 25 = 102313012222189 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 102313012222191 and 102313012222200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102313012222121) 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, 405104301 + ... + 405356781.
It is an arithmetic number, because the mean of its divisors is an integer number (8529756954768).
Almost surely, 2102313012222221 is an apocalyptic number.
It is an amenable number.
102313012222221 is a deficient number, since it is larger than the sum of its proper divisors (34163099054067).
102313012222221 is a wasteful number, since it uses less digits than its factorization.
102313012222221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 310132.
The product of its (nonzero) digits is 1152, while the sum is 24.
Adding to 102313012222221 its reverse (122222210313201), we get a palindrome (224535222535422).
The spelling of 102313012222221 in words is "one hundred two trillion, three hundred thirteen billion, twelve million, two hundred twenty-two thousand, two hundred twenty-one".
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