Base | Representation |
---|---|
bin | 101111000010000100… |
… | …0001111110000100110 |
3 | 100122200221012111212200 |
4 | 1132010020033300212 |
5 | 3123322224031042 |
6 | 114222121555330 |
7 | 10203620231514 |
oct | 1360410176046 |
9 | 318627174780 |
10 | 101001002022 |
11 | 3991a4837a8 |
12 | 176a9045b46 |
13 | 96a800aa2b |
14 | 4c61d8d4b4 |
15 | 2962067c4c |
hex | 178420fc26 |
101001002022 has 48 divisors (see below), whose sum is σ = 229533434208. Its totient is φ = 32036336640.
The previous prime is 101001001939. The next prime is 101001002027. The reversal of 101001002022 is 220200100101.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 101001001995 and 101001002013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101001002027) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 552129 + ... + 711932.
It is an arithmetic number, because the mean of its divisors is an integer number (4781946546).
Almost surely, 2101001002022 is an apocalyptic number.
101001002022 is an abundant number, since it is smaller than the sum of its proper divisors (128532432186).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101001002022 is a wasteful number, since it uses less digits than its factorization.
101001002022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1264285 (or 1264282 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
Adding to 101001002022 its reverse (220200100101), we get a palindrome (321201102123).
The spelling of 101001002022 in words is "one hundred one billion, one million, two thousand, twenty-two".
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