Base | Representation |
---|---|
bin | 101111100110001000… |
… | …0110101011111000110 |
3 | 100202211021102121120220 |
4 | 1133030100311133012 |
5 | 3133312032311004 |
6 | 114542153005210 |
7 | 10245613656243 |
oct | 1371420653706 |
9 | 322737377526 |
10 | 102211213254 |
11 | 3a390624377 |
12 | 179863b3806 |
13 | 983b968c57 |
14 | 4d389ba5ca |
15 | 29d341ddd9 |
hex | 17cc4357c6 |
102211213254 has 32 divisors (see below), whose sum is σ = 208280209920. Its totient is φ = 33432733152.
The previous prime is 102211213201. The next prime is 102211213267. The reversal of 102211213254 is 452312112201.
It is a happy number.
It is a super-3 number, since 3×1022112132543 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 584197 + ... + 738720.
It is an arithmetic number, because the mean of its divisors is an integer number (6508756560).
Almost surely, 2102211213254 is an apocalyptic number.
102211213254 is an abundant number, since it is smaller than the sum of its proper divisors (106068996666).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102211213254 is a wasteful number, since it uses less digits than its factorization.
102211213254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1323164.
The product of its (nonzero) digits is 960, while the sum is 24.
Adding to 102211213254 its reverse (452312112201), we get a palindrome (554523325455).
The spelling of 102211213254 in words is "one hundred two billion, two hundred eleven million, two hundred thirteen thousand, two hundred fifty-four".
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