Base | Representation |
---|---|
bin | 101111100101110101… |
… | …1000100000001010000 |
3 | 100202210120210112200022 |
4 | 1133023223010001100 |
5 | 3133302013430222 |
6 | 114541200443012 |
7 | 10245433545512 |
oct | 1371353040120 |
9 | 322716715608 |
10 | 102201311312 |
11 | 3a385a80951 |
12 | 17983019468 |
13 | 98398acc09 |
14 | 4d3755dbb2 |
15 | 29d2615042 |
hex | 17cbac4050 |
102201311312 has 10 divisors (see below), whose sum is σ = 198015040698. Its totient is φ = 51100655648.
The previous prime is 102201311273. The next prime is 102201311327. The reversal of 102201311312 is 213113102201.
It can be written as a sum of positive squares in only one way, i.e., 88885074496 + 13316236816 = 298136^2 + 115396^2 .
It is a super-2 number, since 2×1022013113122 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3193790963 + ... + 3193790994.
Almost surely, 2102201311312 is an apocalyptic number.
It is an amenable number.
102201311312 is a deficient number, since it is larger than the sum of its proper divisors (95813729386).
102201311312 is an equidigital number, since it uses as much as digits as its factorization.
102201311312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6387581965 (or 6387581959 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 102201311312 its reverse (213113102201), we get a palindrome (315314413513).
The spelling of 102201311312 in words is "one hundred two billion, two hundred one million, three hundred eleven thousand, three hundred twelve".
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