Base | Representation |
---|---|
bin | 10111001111001111001110… |
… | …011111101001001111011010 |
3 | 111101212102202211020011220100 |
4 | 113033033032133221033122 |
5 | 101343440112032211302 |
6 | 1001211014143440230 |
7 | 30345603032443305 |
oct | 2717171637511732 |
9 | 441772684204810 |
10 | 102202211210202 |
11 | 2a623794905104 |
12 | b5675818b6076 |
13 | 450481cb5448c |
14 | 1b348832dbb3c |
15 | bc37a9e04d1c |
hex | 5cf3ce7e93da |
102202211210202 has 24 divisors (see below), whose sum is σ = 221464063256436. Its totient is φ = 34063413126336.
The previous prime is 102202211210159. The next prime is 102202211210219. The reversal of 102202211210202 is 202012112202201.
It is a happy number.
102202211210202 is a `hidden beast` number, since 1 + 0 + 220 + 2 + 211 + 210 + 20 + 2 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 86656531484601 + 15545679725601 = 9308949^2 + 3942801^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 332392933 + ... + 332700264.
Almost surely, 2102202211210202 is an apocalyptic number.
102202211210202 is an abundant number, since it is smaller than the sum of its proper divisors (119261852046234).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102202211210202 is a wasteful number, since it uses less digits than its factorization.
102202211210202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 665101742 (or 665101739 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 102202211210202 its reverse (202012112202201), we get a palindrome (304214323412403).
The spelling of 102202211210202 in words is "one hundred two trillion, two hundred two billion, two hundred eleven million, two hundred ten thousand, two hundred two".
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