Base | Representation |
---|---|
bin | 11100111110100010… |
… | …111101011100010010 |
3 | 2222022101201012211220 |
4 | 130332202331130102 |
5 | 1002210203414101 |
6 | 22143231345510 |
7 | 2151015452640 |
oct | 347642753422 |
9 | 88271635756 |
10 | 31114123026 |
11 | 12217125168 |
12 | 6044082296 |
13 | 2c1b14c1ac |
14 | 17123c2190 |
15 | c2184e636 |
hex | 73e8bd712 |
31114123026 has 64 divisors (see below), whose sum is σ = 73721594880. Its totient is φ = 8565560640.
The previous prime is 31114123021. The next prime is 31114123031. The reversal of 31114123026 is 62032141113.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (31114123021) and next prime (31114123031).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 31114122987 and 31114123005.
It is not an unprimeable number, because it can be changed into a prime (31114123021) 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, 572025 + ... + 624051.
It is an arithmetic number, because the mean of its divisors is an integer number (1151899920).
Almost surely, 231114123026 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 31114123026, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36860797440).
31114123026 is an abundant number, since it is smaller than the sum of its proper divisors (42607471854).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31114123026 is a wasteful number, since it uses less digits than its factorization.
31114123026 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52559.
The product of its (nonzero) digits is 864, while the sum is 24.
Adding to 31114123026 its reverse (62032141113), we get a palindrome (93146264139).
The spelling of 31114123026 in words is "thirty-one billion, one hundred fourteen million, one hundred twenty-three thousand, twenty-six".
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