Base | Representation |
---|---|
bin | 110001000010100011… |
… | …0010101010100011110 |
3 | 101001211101120100110100 |
4 | 1202011012111110132 |
5 | 3211134413320042 |
6 | 120214010521530 |
7 | 10415510212215 |
oct | 1420506252436 |
9 | 331741510410 |
10 | 105312245022 |
11 | 40732020446 |
12 | 184b0a362a6 |
13 | 9c142657aa |
14 | 51507a207c |
15 | 2b157bd24c |
hex | 188519551e |
105312245022 has 96 divisors (see below), whose sum is σ = 246224553120. Its totient is φ = 32421565440.
The previous prime is 105312245021. The next prime is 105312245029. The reversal of 105312245022 is 220542213501.
105312245022 is a `hidden beast` number, since 105 + 31 + 2 + 24 + 502 + 2 = 666.
It is a super-2 number, since 2×1053122450222 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (105312245021) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 34674888 + ... + 34677924.
It is an arithmetic number, because the mean of its divisors is an integer number (2564839095).
Almost surely, 2105312245022 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 105312245022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123112276560).
105312245022 is an abundant number, since it is smaller than the sum of its proper divisors (140912308098).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105312245022 is a wasteful number, since it uses less digits than its factorization.
105312245022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5578 (or 5575 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 27.
Adding to 105312245022 its reverse (220542213501), we get a palindrome (325854458523).
The spelling of 105312245022 in words is "one hundred five billion, three hundred twelve million, two hundred forty-five thousand, twenty-two".
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