Base | Representation |
---|---|
bin | 110011110011101100… |
… | …1001001100011000010 |
3 | 101122011122101020110020 |
4 | 1213213121021203002 |
5 | 3310323103441002 |
6 | 123035504514310 |
7 | 11016015022443 |
oct | 1474731114302 |
9 | 348148336406 |
10 | 111256312002 |
11 | 432023189a0 |
12 | 1968b61b996 |
13 | a6508797a4 |
14 | 5555db12ca |
15 | 2d625582bc |
hex | 19e76498c2 |
111256312002 has 64 divisors (see below), whose sum is σ = 246141697536. Its totient is φ = 33243298560.
The previous prime is 111256312001. The next prime is 111256312043. The reversal of 111256312002 is 200213652111.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (111256312001) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2845578 + ... + 2884410.
It is an arithmetic number, because the mean of its divisors is an integer number (3845964024).
Almost surely, 2111256312002 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 111256312002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123070848768).
111256312002 is an abundant number, since it is smaller than the sum of its proper divisors (134885385534).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
111256312002 is a wasteful number, since it uses less digits than its factorization.
111256312002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39455.
The product of its (nonzero) digits is 720, while the sum is 24.
Adding to 111256312002 its reverse (200213652111), we get a palindrome (311469964113).
The spelling of 111256312002 in words is "one hundred eleven billion, two hundred fifty-six million, three hundred twelve thousand, two".
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